pjsip pjproject up to 2.16 Multipart Message out-of-bounds

Summaryinfo

A vulnerability, which was classified as problematic, was found in pjsip pjproject up to 2.16. Affected by this issue is some unknown functionality of the component Multipart Message Handler. Executing a manipulation can lead to out-of-bounds. This vulnerability is handled as CVE-2026-41415. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in pjsip pjproject up to 2.16 and classified as critical. This vulnerability affects some unknown functionality of the component Multipart Message Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an out-of-bounds read when parsing a malformed Content-ID URI in SIP multipart message body. Insufficient length validation can cause reads beyond the intended buffer bounds. This vulnerability is fixed in 2.17.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-41415 since 04/20/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 321215 (Debian dla-4631 : asterisk - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.17 eliminates this vulnerability. Applying the patch 4225a93c16661538005017883fbc8f1ea1d5f4b0 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (321215) and EUVD (EUVD-2026-25597). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Project Management Software

Vendor

• pjsip

Name

• pjproject

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16

License

• open-source

Website

• Product: https://github.com/pjsip/pjproject/

CPE 2.3info

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CPE 2.2info

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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