CVE-2026-109831

UnRTF Out‑of‑Bounds Write Causes DoS

Published Oct 20, 2026 CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
Description
UnRTF by GNU Project is vulnerable to out-of-bounds write. If a user opens an RTF file crafted by an attacker, it may lead to a denial-of-service (DoS) condition.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Gnu
Gnu unrtf
Vendors & Products Gnu
Gnu unrtf
Type Values Removed Values Added
Title UnRTF Out‑of‑Bounds Write Causes DoS
Type Values Removed Values Added
Description UnRTF by GNU Project is vulnerable to out-of-bounds write. If a user opens an RTF file crafted by an attacker, it may lead to a denial-of-service (DoS) condition.
Weaknesses CWE-787
References
Metrics cvssV3_0

{'score': 5.4, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
Oct 20, 2026, 7:15 PM
Reserved
Oct 13, 2026, 6:07 AM
Status
Deferred
Published
Oct 20, 2026, 5:16 AM
Modified
Oct 20, 2026, 8:17 PM