CVE-2026-93312: Freedesktop Poppler

Affected products, as the CNA wrote them
Vendor	Product	Versions
Freedesktop	Poppler	affected 26.07.0 unaffected 26.08.0

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.3	Medium	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P	CNA (VulDB)Used for this record
4.3	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	CNA (VulDB)
4.3	Medium	3.0	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	CNA (VulDB)
5.0	Medium	2.0	AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C	CNA (VulDB)

CISA KEV Not listed.
EPSS 0.0040, the 34th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 18 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

vuldb.com/vuln/406610 vdb-entrytechnical-description
vuldb.com/vuln/406610/cti signaturepermissions-required
vuldb.com/cve/CVE-2026-93312 third-party-advisory
vuldb.com/submit/942345 third-party-advisory
gitlab.freedesktop.org/poppler/poppler/-/work_items/1759 related
gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2314 patch
gitlab.freedesktop.org/poppler/poppler/-/commit/5e49250f13b0390edeb3f90eb4c02c9941f97067 broken-linkpatch
github.com/r1ck9-2q/cve_summit/blob/main/Null-pointer-offset-undefined-behavior-in-JBIG2Stream-rewind-JBIG2Stream.cc-1229.md exploit

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.