Vulnerability in Freedesktop Poppler

[ Description ]Official description

A vulnerability was identified in Freedesktop Poppler up to 26.08.0. Affected is the function SplashClip::clipToPath of the file splash/SplashClip.cc. Such manipulation leads to integer overflow. The attack can only be performed from a local environment. The exploit is publicly available and might be used. Upgrading to version 26.09.0 is able to address this issue. The name of the patch is 323c91036d99926a8b90dc14329f7b40aece22f8. It is recommended to upgrade the affected component.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund29 Sep 2026WID-SEC-2026-3674

  poppler: Multiple vulnerabilities allow an unspecified attack Translated from German

  Risk lowCVE-2026-102621CVE-2026-102620

[ References ]References

• github.com/r1ck9-2q/cve_summit/blob/main/Signed-integer-overflow-in-SplashClip-clipToPa…
• gitlab.freedesktop.org/poppler/poppler/-/commit/323c91036d99926a8b90dc14329f7b40aece22f8
• gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2325
• gitlab.freedesktop.org/poppler/poppler/-/work_items/1763
• vuldb.com/cve/CVE-2026-102621
• vuldb.com/submit/942349
• vuldb.com/vuln/411411
• vuldb.com/vuln/411411/cti