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CVE-2026-25994

Pjsip buffer overflow

9.8 CRITICALEPSS 2.06%
  1. Published11 Feb 2026

Description

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, a buffer overflow vulnerability exists in PJNATH ICE Session when processing credentials with excessively long usernames.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Pjsip≤ 2.16

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2026-25994 being actively exploited?

CVE-2026-25994 is not in the CISA KEV catalog. Its EPSS exploit probability is 2.06%.

How severe is CVE-2026-25994?

CVE-2026-25994 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 2.06% probability of exploitation.

Which products are affected by CVE-2026-25994?

Affected products include Pjsip.

How do I fix CVE-2026-25994?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-25994 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.