CRITICAL 6 min read 14 Aug 2026

Multiple vulnerabilities in Cisco Identity Services Engine Leads Today's Security Review

Threat Level: Critical Tags: cve-2026-20190, cve-2026-20148, cve-2026-20147, cve-2026-20181, cwe-77, cve-2026-71362, cwe-863, cve-2026-59310, cwe-22, cve-2026-27654

Key findings
01
Multiple vulnerabilities in Cisco Identity Services Engine
CRITICAL
CVE coverage: CVE-2026-20190, CVE-2026-20148, CVE-2026-20147, CVE-2026-20181. The cited advisories disclose: Missing Authentication for Critical Function Information Disclosure Vulnerability; PatchUpdateListener Directory Traversal Information Disclosure Vulnerability; invokeScript Command Injection Remote Code Execution Vulnerability; zipFiles Directory Traversal Remote Code Execution Vulnerability.
02
Still active: Adobe Commerce Bug Targeted Immediately After Disclosure
CRITICAL
First reported 2026-08-13; ongoing coverage. The first exploitation attempts targeting CVE-2026-71362 were observed shortly after Adobe released patches. .
03
Still active: Critical VMware vCenter RCE flaw exploited for reverse SSH access
CRITICAL
First reported 2026-08-13; ongoing coverage. A recently patched critical vulnerability (CVE-2026-59310) in VMware vCenter Syslog Server is being exploited in an active campaign to deploy a reverse SSH tool for persistence and remote access. [...].
04
NGINX HTTP Dav Module Alias Directive Integer Underflow Remote Code Execution Vulnerability
HIGH
This vulnerability allows remote attackers to execute arbitrary code on affected installations of NGINX. Authentication is not required to exploit this vulnerability. The assigned identifier is CVE-2026-27654.
05
Norton Utilities Ultimate NortonUtilitiesSvc Link Following Local Privilege Escalation Vulnerability
HIGH
This vulnerability allows local attackers to escalate privileges on affected installations of Norton Utilities Ultimate. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The assigned identifier is CVE-2024-13962.
06
BlackBerry QNX KEV File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
HIGH
This vulnerability allows remote attackers to execute arbitrary code on affected installations of BlackBerry QNX. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The assigned identifier is CVE-2026-40272.
07
Gen Digital CCleaner Link Following Local Privilege Escalation Vulnerability
HIGH
This vulnerability allows local attackers to escalate privileges on affected installations of Gen Digital CCleaner. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The assigned identifier is CVE-2026-12410.
08
Argo Workflows: ArtifactGC.PodSpecPatch bypasses Strict/Secure template reference allow-list (Incomplete fix for CVE-2026-31892).
HIGH
Argo Workflows: ArtifactGC.PodSpecPatch bypasses Strict/Secure template reference allow-list (Incomplete fix for CVE-2026-31892). CVE coverage: CVE-2026-54526.
09
NVIDIA Transformers4Rec load_model_trainer_states_from_checkpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability
MEDIUM
This vulnerability allows remote attackers to execute arbitrary code on affected installations of NVIDIA Transformers4Rec. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The assigned identifier is CVE-2026-24232.
10
Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’
INFO
Dropped on Patch Tuesday, the exploit allows any user to spawn a shell with System privileges. .
11
Microsoft patches LegacyHive Windows zero-day vulnerability
INFO
Microsoft has released security patches to address a Windows zero-day vulnerability known as "LegacyHive," disclosed after the July 2026 Patch Tuesday. [...].

Executive assessment

Today's brief leads with Multiple vulnerabilities in Cisco Identity Services Engine. All 11 selected findings retain their own technical scope, action, observed status, and evidence limits.

Finding 01 — Multiple vulnerabilities in Cisco Identity Services Engine

What changed: CVE coverage: CVE-2026-20190, CVE-2026-20148, CVE-2026-20147, CVE-2026-20181. The cited advisories disclose: Missing Authentication for Critical Function Information Disclosure Vulnerability; PatchUpdateListener Directory Traversal Information Disclosure Vulnerability; invokeScript Command Injection Remote Code Execution Vulnerability; zipFiles Directory Traversal Remote Code Execution Vulnerability.

Technical evidence: CVE-2026-20147; CVSS v3.1 9.9; weakness ['CWE-77']; technical confidence High.

Why it matters: The Critical priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-20147 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.zerodayinitiative.com](<http://www.zerodayinitiative.com/advisories/ZDI-26-580/>)

Finding 02 — Still active: Adobe Commerce Bug Targeted Immediately After Disclosure

Coverage status: First reported 2026-08-13; ongoing coverage.

What changed: The first exploitation attempts targeting CVE-2026-71362 were observed shortly after Adobe released patches. .

Technical evidence: CVE-2026-71362; CVSS v3.1 9.1; weakness ['CWE-863']; technical confidence High.

Why it matters: The Critical priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-71362 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

[Evidence source: www.securityweek.com](<https://www.securityweek.com/adobe-commerce-bug-targeted-immediately-after-disclosure/>)

Finding 03 — Still active: Critical VMware vCenter RCE flaw exploited for reverse SSH access

Coverage status: First reported 2026-08-13; ongoing coverage.

What changed: A recently patched critical vulnerability (CVE-2026-59310) in VMware vCenter Syslog Server is being exploited in an active campaign to deploy a reverse SSH tool for persistence and remote access. [...].

Technical evidence: CVE-2026-59310; CVSS v3.1 9.8; weakness ['CWE-22']; technical confidence High.

Why it matters: Reported active exploitation elevates this above routine patching: validate exposure immediately, remediate, and assess for prior compromise.

Observed status: The cited source reports active in-the-wild exploitation; independent corroboration (CISA KEV or grounded vendor data) is not yet available.

Action: Map CVE-2026-59310 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.bleepingcomputer.com](<https://www.bleepingcomputer.com/news/security/critical-vmware-vcenter-rce-flaw-exploited-for-reverse-ssh-access/>)

Finding 04 — NGINX HTTP Dav Module Alias Directive Integer Underflow Remote Code Execution Vulnerability

What changed: This vulnerability allows remote attackers to execute arbitrary code on affected installations of NGINX. Authentication is not required to exploit this vulnerability.

Technical evidence: CVE-2026-27654; CVSS v3.1 8.2; weakness ['CWE-122']; technical confidence High.

Why it matters: The High priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-27654 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.zerodayinitiative.com](<http://www.zerodayinitiative.com/advisories/ZDI-26-578/>)

Finding 05 — Norton Utilities Ultimate NortonUtilitiesSvc Link Following Local Privilege Escalation Vulnerability

What changed: This vulnerability allows local attackers to escalate privileges on affected installations of Norton Utilities Ultimate. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Technical evidence: CVE-2024-13962; CVSS v3.1 7.8; weakness ['CWE-59']; technical confidence High.

Why it matters: The High priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2024-13962 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.zerodayinitiative.com](<http://www.zerodayinitiative.com/advisories/ZDI-26-567/>)

Finding 06 — BlackBerry QNX KEV File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

What changed: This vulnerability allows remote attackers to execute arbitrary code on affected installations of BlackBerry QNX. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

Technical evidence: CVE-2026-40272; CVSS v3.1 7; weakness ['CWE-1284']; technical confidence High.

Why it matters: The High priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-40272 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.zerodayinitiative.com](<http://www.zerodayinitiative.com/advisories/ZDI-26-566/>)

Finding 07 — Gen Digital CCleaner Link Following Local Privilege Escalation Vulnerability

What changed: This vulnerability allows local attackers to escalate privileges on affected installations of Gen Digital CCleaner. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Technical evidence: CVE-2026-12410; CVSS v3.1 7.8; weakness ['CWE-59']; technical confidence High.

Why it matters: The High priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-12410 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.zerodayinitiative.com](<http://www.zerodayinitiative.com/advisories/ZDI-26-565/>)

Finding 08 — Argo Workflows: ArtifactGC.PodSpecPatch bypasses Strict/Secure template reference allow-list (Incomplete fix for CVE-2026-31892).

What changed: Argo Workflows: ArtifactGC.PodSpecPatch bypasses Strict/Secure template reference allow-list (Incomplete fix for CVE-2026-31892). CVE coverage: CVE-2026-54526.

Technical evidence: CVE-2026-54526; CVSS v4.0 8.9; weakness ['CWE-284']; technical confidence High.

Why it matters: The High priority moves this beyond routine tracking and requires exposure validation, remediation, and compromise assessment.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-54526 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: github.com](<https://github.com/advisories/GHSA-48p8-g2fx-3wwm>)

Finding 09 — NVIDIA Transformers4Rec load_model_trainer_states_from_checkpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability

What changed: This vulnerability allows remote attackers to execute arbitrary code on affected installations of NVIDIA Transformers4Rec. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

Technical evidence: CVE-2026-24232; CVSS v3.1 4.3; weakness ['CWE-502']; technical confidence High.

Why it matters: The Medium priority requires exposure validation and scheduled remediation through normal change control.

Observed status: Observed in-the-wild exploitation status is unknown.

Action: Map CVE-2026-24232 to owned assets, confirm the affected and fixed versions in the cited source, deploy the applicable remediation, and retain evidence of the exposure decision.

Evidence limits: exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.zerodayinitiative.com](<http://www.zerodayinitiative.com/advisories/ZDI-26-564/>)

Finding 10 — Nightmare Eclipse Drops Windows Zero-Day Exploit ‘ShieldBreak’

What changed: Dropped on Patch Tuesday, the exploit allows any user to spawn a shell with System privileges. .

Why it matters: Reported active exploitation elevates this above routine patching: validate exposure immediately, remediate, and assess for prior compromise.

Observed status: The cited source reports active in-the-wild exploitation; independent corroboration (CISA KEV or grounded vendor data) is not yet available.

Action: Review the cited source, validate exposure of the affected technology in owned environments, apply available vendor guidance, and retain evidence of the exposure decision.

Evidence limits: grounded severity unavailable

exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.securityweek.com](<https://www.securityweek.com/nightmare-eclipse-drops-windows-zero-day-exploit-shieldbreak/>)

Finding 11 — Microsoft patches LegacyHive Windows zero-day vulnerability

What changed: Microsoft has released security patches to address a Windows zero-day vulnerability known as "LegacyHive," disclosed after the July 2026 Patch Tuesday. [...].

Why it matters: Reported active exploitation elevates this above routine patching: validate exposure immediately, remediate, and assess for prior compromise.

Observed status: The cited source reports active in-the-wild exploitation; independent corroboration (CISA KEV or grounded vendor data) is not yet available.

Action: Review the cited source, validate exposure of the affected technology in owned environments, apply available vendor guidance, and retain evidence of the exposure decision.

Evidence limits: grounded severity unavailable

exploitation status unknown

fixed version or patch state unknown

affected product not structured

[Evidence source: www.bleepingcomputer.com](<https://www.bleepingcomputer.com/news/microsoft/microsoft-patches-legacyhive-windows-zero-day-vulnerability/>)

cve-2024-13962cve-2026-12410cve-2026-20147cve-2026-20148cve-2026-20181cve-2026-20190cve-2026-24232cve-2026-27654cve-2026-31892cve-2026-40272

Act on this brief

Map detection coverage gaps for the techniques above, or generate Sigma rules from the named CVEs.