Integer overflow in Freedesktop Poppler
CVE-2026-102620
A vulnerability was determined in Freedesktop Poppler 26.06.0/26.07.0/26.08.0. This impacts the function FoFiTrueType::cvtSfnts of the file fofi/FoFiTrueType.cc. This manipulation causes integer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: 245d3c6823377755f2c1d5fdddd010279c6ed94d. It is suggested to install a patch to address this issue.
Published .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Freedesktop Poppler — versions 26.06.0, 26.07.0, 26.08.0
Weakness classification (CWE)
References
- vuldb.com/vuln/411410 (technical-description, vdb-entry)
- vuldb.com/vuln/411410/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-102620 (third-party-advisory)
- vuldb.com/submit/942348 (third-party-advisory)
- gitlab.freedesktop.org/poppler/poppler/-/work_items/1762 (related)
- gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2326 (patch)
- github.com/r1ck9-2q/cve_summit/blob/main/Signed-integer-overflow-in-FoFiTrueTyp… (exploit)
- gitlab.freedesktop.org/poppler/poppler/-/commit/245d3c6823377755f2c1d5fdddd0102… (patch)
Frequently asked questions
- What is CVE-2026-102620?
- CVE-2026-102620 is a low-severity vulnerability in Freedesktop Poppler, classified under CWE-189. CVSS score: 3.3/10. Published 2026-09-29.
- How severe is CVE-2026-102620?
- Low severity. CVSS v3 base score is 3.3 out of 10.