What’s Vulnerable › Vulnerabilities

CVE-2026-6192: uclouvain openjpeg pi.c opj_pi_initialise_encode integer overflow

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-13 · updated 2026-10-26
• Weakness: CWE-189

Description

A vulnerability was identified in uclouvain openjpeg up to 2.5.4. This impacts the function opj_pi_initialise_encode in the library src/lib/openjp2/pi.c. The manipulation leads to integer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. The identifier of the patch is 839936aa33eb8899bbbd80fda02796bb65068951. It is suggested to install a patch to address this issue.

Affected products

• uclouvain openjpeg: 2.5.0, 2.5.1, 2.5.2, 2.5.3, 2.5.4

References

• https://github.com/uclouvain/openjpeg/
• https://github.com/uclouvain/openjpeg/commit/839936aa33eb8899bbbd80fda02796bb65068951
• https://github.com/uclouvain/openjpeg/issues/1619
• https://github.com/uclouvain/openjpeg/pull/1628
• https://vuldb.com/submit/797385
• https://vuldb.com/vuln/357114
• https://vuldb.com/vuln/357114/cti
• https://lists.debian.org/debian-lts-announce/2026/05/msg00038.html

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