What’s Vulnerable › Vulnerabilities

CVE-2026-107080

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-26 · updated 2026-10-30
• Weakness: CWE-125

Description

OpenJPEG 2.4.0 through 2.5.4, and git master through commit 8314119b, contains an out-of-bounds read and write in opj_dwt_encode_and_deinterleave_v() in src/lib/openjp2/dwt.c. This allows an attacker to cause a denial of service.

References

• https://github.com/uclouvain/openjpeg/commit/a38e970fa59abd796c703ec469e578b09f7ffa33
• https://github.com/uclouvain/openjpeg/issues/1673
• https://github.com/uclouvain/openjpeg/pull/1674
• https://www.openwall.com/lists/oss-security/2026/10/05/5
• http://www.openwall.com/lists/oss-security/2026/10/24/8
• https://github.com/uclouvain/openjpeg/issues/1673

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