CVE-2026-33069 | pjsip pjproject up to 2.16 SIP Message pjsip_multipart_parse out-of-bounds (EUVD-2026-13632)

VDB-352030 · CVE-2026-33069 · EUVD-2026-13632 PJSIP PJPROJECT UP TO 2.16 SIP MESSAGE PJSIP_MULTIPART_PARSE OUT-OF-BOUNDS HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.1 $0-$5k 1.68+ Summaryinfo A vulnerability classified as problematic was found in pjsip pjproject up to 2.16. This affects the function pjsip_multipart_parse of the component SIP Message Handler. Executing a manipulation can lead to out-of-bounds. This vulnerability is registered as CVE-2026-33069. The attack requires access to the local network. No exploit is available. Upgrading the affected component is advised. Detailsinfo A vulnerability has been found in pjsip pjproject up to 2.16 and classified as problematic. This vulnerability affects the function pjsip_multipart_parse of the component SIP 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. CVE summarizes: PJSIP is a free and open source multimedia communication library written in C. Versions 2.16 and below have a cascading out-of-bounds heap read in pjsip_multipart_parse(). After boundary string matching, curptr is advanced past the delimiter without verifying it has not reached the buffer end. This allows 1-2 bytes of adjacent heap memory to be read. All applications that process incoming SIP messages with multipart bodies or SDP content are potentially affected. This issue is resolved in version 2.17. The advisory is available at github.com. This vulnerability was named CVE-2026-33069 since 03/17/2026. The exploitation appears to be easy. The attack needs to approached within the local network. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. Upgrading to version 2.17 eliminates this vulnerability. The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-13632). 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 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 4.3 VulDB Meta Temp Score: 4.1 VulDB Base Score: 4.3 VulDB Temp Score: 4.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Out-of-bounds CWE: CWE-125 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: pjproject 2.17 Timelineinfo 03/17/2026 CVE reserved 03/20/2026 +3 days Advisory disclosed 03/20/2026 +0 days VulDB entry created 03/20/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: github.com Status: Confirmed CVE: CVE-2026-33069 (🔒) GCVE (CVE): GCVE-0-2026-33069 GCVE (VulDB): GCVE-100-352030 EUVD: 🔒 Entryinfo Created: 03/20/2026 10:01 Updated: 03/20/2026 10:36 Changes: 03/20/2026 10:01 (69), 03/20/2026 10:36 (1) Complete: 🔍 Cache ID: 99:899:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸