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[UPDATE] [medium] libtasn1: Vulnerability allows Denial of Service

mediumCVE-2025-13151
A remote, anonymous attacker can exploit a vulnerability in libtasn1 to carry out a Denial of Service attack.

CSIRTS triage

vendor: libtasn1product: libtasn1Denial of service
What
A vulnerability allows a remote, anonymous attacker to carry out a Denial of Service attack.
Who is affected
Deployments of libtasn1 are affected.
Urgency
Remediation is medium urgency as exploitation is possible but not currently active.
Action
Update to the latest version of libtasn1.

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
medium
Published
2026-08-06
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-2026-0044

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-13151coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

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