CVE-2026-107705

Poppler 0.42.0 through 26.10.0 contains a stack-based buffer overflow in Decrypt::revision6Hash that allows attackers controlling the password to overwrite stack memory when opening AESV3/R6 encrypted PDFs. Attackers can supply a password longer than 127 bytes through applications using the...

CVE-2026-107705

The Poppler library, versions 0.42.0 through 26.10.0 , is vulnerable to a stack-based buffer overflow within the Decrypt::revision6Hash() function. An attacker who controls the password of an AESV3/R6 encrypted PDF can provide a password exceeding 127 bytes, leading to an overflow of the K1 and E...