CVE-2026-88350
MEDIUMCVSS 6.2/10EPSS 0.15%
Last modified
CVE-2026-88350 is a medium-severity vulnerability rated 6.2/10 on the CVSS scale. An integer overflow vulnerability exists in MPack 1.1.1 in mpack_node_cstr_alloc() and mpack_node_utf8_cstr_alloc().. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
An integer overflow vulnerability exists in MPack 1.1.1 in mpack_node_cstr_alloc() and mpack_node_utf8_cstr_alloc().
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| — | — | n/a |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-88350?
An integer overflow vulnerability exists in MPack 1.1.1 in mpack_node_cstr_alloc() and mpack_node_utf8_cstr_alloc().
How severe is CVE-2026-88350?
CVE-2026-88350 has a CVSS score of 6.2/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88350?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-8834IBM HTTP Server 8.5, and 9.0 contains a buffer overflow vuln…8
- CVE-2026-88340An invalid pointer release vulnerability exists in YARA 4.5.…7.6
- CVE-2026-88341A reachable assertion vulnerability exists in YARA 4.5.8 whe…5.5
- CVE-2026-88344An out-of-bounds read vulnerability exists in the schema lex…7.5
- CVE-2026-88345An out-of-bounds read vulnerability exists in the schema lex…7.5
- CVE-2026-8835IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointe…7.3
- CVE-2026-88351An integer overflow vulnerability exists in the MPack Node A…9.8
- CVE-2026-88355An incorrect buffer size calculation vulnerability exists in…7.5
- CVE-2026-88357nDPI 5.1.0 contains a memory access issue in the DNS dissect…7.5
- CVE-2026-88358simdjson 4.6.1 contains a one-byte out-of-bounds read vulner…6.5
- CVE-2026-88359libfyaml 0.9.6 contains a stack exhaustion vulnerability in …6.5
- CVE-2026-8836A vulnerability was found in lwIP up to 2.2.1. Affected is t…9.8
Are you affected by CVE-2026-88350?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST