CVE-2026-4739
Last modified
CVE-2026-4739 is a critical-severity vulnerability rated 9.4/10 on the CVSS scale. Integer Overflow or Wraparound vulnerability in InsightSoftwareConsortium ITK (Modules/ThirdParty/Expat/src/expat modules).This issue affects ITK: before 2.7.1.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
Integer Overflow or Wraparound vulnerability in InsightSoftwareConsortium ITK (Modules/ThirdParty/Expat/src/expat modules).This issue affects ITK: before 2.7.1.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:U/V:C/RE:M/U:Amber
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-4739?
How severe is CVE-2026-4739?
How do I fix CVE-2026-4739?
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-2026-47384NocoDB is software for building databases as spreadsheets. P…5.3
- CVE-2026-47385NocoDB is software for building databases as spreadsheets. P…5.3
- CVE-2026-47386NocoDB is software for building databases as spreadsheets. P…6.3
- CVE-2026-47387NocoDB is software for building databases as spreadsheets. P…8.4
- CVE-2026-47388NocoDB is software for building databases as spreadsheets. P…2.3
- CVE-2026-47389Mastodon is a free, open-source social network server based …8.6
- CVE-2026-47390PraisonAI is a multi-agent teams system. Prior to version 4.…5.5
- CVE-2026-47391PraisonAI is a multi-agent teams system. Prior to version 4.…9.8
- CVE-2026-47392PraisonAI is a multi-agent teams system. Prior to version 4.…9.9
- CVE-2026-47393PraisonAI is a multi-agent teams system. CVE-2026-44338 (GHS…9.8
- CVE-2026-47394PraisonAI is a multi-agent teams system. Prior to version 4.…8.7
- CVE-2026-47395PraisonAI is a multi-agent teams system. Prior to version 4.…5.5
Are you affected by CVE-2026-4739?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST