PT-2026-4866 · Cupoch+1 · Cupoch+1

Titan Team · Published 2026-01-27 · Updated 2026-01-27 · CVE-2026-24797

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L/AU:Y/R:A/RE:M/U:Amber

Name of the Vulnerable Software and Affected Versions cupoch (affected versions not specified)

Description An out-of-bounds write issue exists in cupoch, specifically within the third party/libjpeg-turbo/libjpeg-turbo modules. The issue is associated with the tjbench.C program file.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-24797

Affected Products

Cupoch

Libjpeg-Turbo

References · 4

• 🔥 https://github.com/neka-nat/cupoch/pull/138 · Exploit
• https://osv.dev/vulnerability/CVE-2026-24797 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-24797 · Security Note
• https://twitter.com/CVEnew/status/2016073218071634141 · Twitter Post