CVE-2026-93313Freedesktop Poppler JBIG2Stream.cc readCodeTableSeg integer overflow
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No exploitation reported and no EPSS estimate yet.
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A vulnerability was found in Freedesktop Poppler 26.07.0. The impacted element is the function JBIG2Stream::readCodeTableSeg of the file poppler/JBIG2Stream.cc. Performing a manipulation results in integer overflow. The attack can be initiated remotely. The exploit has been made public and could be used. The patch is named eb87cf711563894649bd0c365baa479401dc6d51. To fix this issue, it is recommended to deploy a patch.
- CVSS
- 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-190, CWE-189
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Freedesktop Poppler freedesktop:poppler | 26.07.0 | CNA record |
References
- https://vuldb.com/vuln/406612vdb-entry, technical-description
- https://vuldb.com/vuln/406612/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-93313third-party-advisory
- https://vuldb.com/submit/942346third-party-advisory
- https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1760related
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2322patch
- https://github.com/r1ck9-2q/cve_summit/blob/main/Signed-integer-overflow-in-JBIG2Stream-readCodeTableSeg-JBIG2Stream.cc-4118.mdexploit
- https://gitlab.freedesktop.org/poppler/poppler/-/commit/eb87cf711563894649bd0c365baa479401dc6d51?merge_request_iid=2322patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.