CVE-2026-12600

CVE-2026-12600 is a denial-of-service vulnerability in the JPEG2000 (JPX) decoder within a Poppler fork maintained by Innodata Labs . The flaw resides in JPXStream::readCodestream(), where attacker-controlled values from the SIZ segment (e.g., img.nComps) are used to allocate memory for tiles and...