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[NEW] [UNPATCHED] [medium] PJSIP: Vulnerability enables denial of service

medium
An attacker can exploit a vulnerability in PJSIP to perform a denial of service attack.

CSIRTS triage

vendor: PJSIPproduct: PJSIPDenial of service
What
A vulnerability in PJSIP enables denial of service attacks.
Who is affected
PJSIP deployments are affected; specific versions not stated.
Urgency
Medium severity and currently unpatched; prioritize for patch release tracking.
Action
Monitor PJSIP project for patch release or apply mitigations until patch is available.

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
2026-08-13
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-2026-2803

Recent advisories for PJSIP

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.

More from CERT-Bund (BSI) Security Advisories