CVE-2026-107705
6.5 MEDIUMPublished 2026-10-08 · Updated 2026-10-14
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
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 libpoppler, libpoppler-glib or C++ API to overflow the K1 and E buffers, crashing the process or corrupting memory.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Weaknesses
CWE-121
All references
- https://gitlab.freedesktop.org/poppler/poppler
- https://gitlab.freedesktop.org/poppler/poppler/-/blob/poppler-26.10.0/poppler/Decrypt.cc#L1767
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2398
- https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1814
- https://www.vulncheck.com/advisories/poppler-0.42.0-through-26.10.0-stack-buffer-overflow-via-decrypt-revision6hash
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
Related CVEs
- CRITICALCVE-2017-20242
- UNSCOREDCVE-2025-29897
- MEDIUMCVE-2025-71384
- HIGHCVE-2026-100216
- MEDIUMCVE-2026-100745
- HIGHCVE-2026-100908PoC
- MEDIUMCVE-2026-101003PoC
- CRITICALCVE-2026-101037PoC
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