What’s Vulnerable › Vulnerabilities

CVE-2023-39327: Openjpeg: malicious files can cause the program to enter a large loop

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-13 · updated 2026-09-21
• Weakness: CWE-400

Description

A flaw was found in OpenJPEG. Maliciously constructed pictures can cause the program to enter a large loop and continuously print warning messages on the terminal.

Affected products

• uclouvain openjpeg: 2.0, 2.5.0

References

• https://access.redhat.com/errata/RHSA-2026:4128
• https://access.redhat.com/security/cve/CVE-2023-39327
• https://bugzilla.redhat.com/show_bug.cgi?id=2295812
• https://github.com/uclouvain/openjpeg/issues/1472
• https://access.redhat.com/security/cve/CVE-2023-39327
• https://bugzilla.redhat.com/show_bug.cgi?id=2295812

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