CVE-2026-110876
CVE-2026-110876
AdPlug through 2.4 contains an out-of-bounds read vulnerability in src/xsm.cpp that allows attackers to read before note_table by supplying a negative note index. Attackers can craft an XSM file with the ofTAZ! signature and a song byte of 0x80 or higher, causing a global-buffer-overflow read during playback that may crash affected applications.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
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.
Weakness classification (CWE)
References
- hackmd.io/@haind-pwn/adplug-ksm-note-loop-databuf-oob-write (technical-description, exploit)
- github.com/adplug/adplug/blob/e491e382479ed2246f124c96c70d94561dce59b9/src/xsm… (technical-description)
- github.com/adplug/adplug (product)
- www.vulncheck.com/advisories/adplug-through-2.4-out-of-bounds-read-via-cxsmplay… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110876?
- CVE-2026-110876 is a medium-severity vulnerability, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-10-15.
- How severe is CVE-2026-110876?
- Medium severity. CVSS v3 base score is 5.5 out of 10.