CVE-2026-111145
6.1 MEDIUMpublic exploit availablePublished 2026-10-15 · Updated 2026-10-16
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
ytnef through 2.1.2 contains a heap out-of-bounds read vulnerability in DecompressRTF() in lib/ytnef.c that never validates uncompressedSize for uncompressed RTF streams. Attackers can supply a crafted winmail.dat TNEF attachment with a malicious PT_BINARY MAPI property to crash ytnefprint or libytnef callers and leak adjacent heap memory.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Weaknesses
CWE-125
Public exploit & PoC references
All references
- https://github.com/Yeraze/ytnef
- https://github.com/Yeraze/ytnef/blob/d9f089144414d3b0912c29ab96f8f1c591d00319/lib/ytnef.c#L1554-L1563
- https://github.com/Yeraze/ytnef/issues/112
- https://hackmd.io/@haind-pwn/ytnef-decompressrtf-oob-read
- https://www.vulncheck.com/advisories/ytnef-through-2.1.2-heap-out-of-bounds-read-via-decompressrtf
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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