Stack-based Buffer Overflow Affecting pjsip/pjproject package, versions [,2.17)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Apr 2026
- disclosed22 Apr 2026
- creditUnknown
Introduced: 22 Apr 2026
CVE-2026-40892 (opens in a new tab)How to fix?
Upgrade pjsip/pjproject to version 2.17 or higher.
Overview
Affected versions of this package are vulnerable to Stack-based Buffer Overflow in the pjsip_auth_create_digest2 function when handling pre-computed digest credentials. An attacker can execute arbitrary code or cause a crash by supplying credential data with a length exceeding the fixed-size stack buffer.