[UPDATE] [high] Angular: Multiple Vulnerabilities

highCVE-2026-49241 CVE-2026-50178 CVE-2026-54265 CVE-2026-54266 CVE-2026-54268

An attacker can exploit multiple vulnerabilities in Angular to execute arbitrary code, to conduct a cross-site scripting attack, to disclose information, to bypass security measures, and to conduct a denial of service attack.

CSIRTS triage

vendor: Google product: Angular Remote code execution Cross-site scripting Information disclosure Authentication bypass Denial of service

What: Angular has multiple vulnerabilities enabling arbitrary code execution, cross-site scripting, information disclosure, security bypass, and denial of service.
Who is affected: All Angular deployments and applications using affected versions.
Urgency: High severity with multiple attack vectors including RCE requires immediate remediation.
Action: Upgrade Angular to the patched version addressing CVE-2026-49241, CVE-2026-50178, CVE-2026-54265, CVE-2026-54266, and CVE-2026-54268.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-09-01
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2038

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-492410.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-501780.50% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 41% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-542650.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-542660.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-542680.58% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 46% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-49241	coverage & exploitation status	NVD · CVE.org
CVE-2026-50178	coverage & exploitation status	NVD · CVE.org
CVE-2026-54265	coverage & exploitation status	NVD · CVE.org
CVE-2026-54266	coverage & exploitation status	NVD · CVE.org
CVE-2026-54268	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Angular

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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