EUVD-2026-18114

| CVE-2026-5317 MEDIUM
2026-04-02 VulDB
5.3
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
P
Scope
X

Lifecycle Timeline

5
PoC Detected
Apr 03, 2026 - 16:10 vuln.today
Public exploit code
Patch Released
Apr 02, 2026 - 20:30 nvd
Patch available
Analysis Generated
Apr 02, 2026 - 01:00 vuln.today
EUVD ID Assigned
Apr 02, 2026 - 01:00 euvd
EUVD-2026-18114
CVE Published
Apr 02, 2026 - 00:45 nvd
MEDIUM 5.3

Description

A security flaw has been discovered in Nothings stb up to 1.22. This affects the function start_decoder of the file stb_vorbis.c. The manipulation results in out-of-bounds write. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

Out-of-bounds write in Nothings stb library up to version 1.22 allows remote attackers to corrupt memory and potentially execute code by crafting malicious Vorbis audio files that trigger improper bounds checking in the start_decoder function. Publicly available exploit code exists for this vulnerability, which affects all applications statically linking vulnerable stb_vorbis.c code. …

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +26
POC: +20

Vendor Status

Debian

libstb
Release Status Fixed Version Urgency
bullseye vulnerable 0.0~git20200713.b42009b+ds-1 -
bullseye (security) vulnerable 0.0~git20200713.b42009b+ds-1+deb11u1 -
bookworm vulnerable 0.0~git20220908.8b5f1f3+ds-1 -
trixie vulnerable 0.0~git20241109.5c20573+ds-1 -
forky, sid vulnerable 0.0~git20250907.fede005+ds-1 -
(unstable) fixed (unfixed) -

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EUVD-2026-18114 vulnerability details – vuln.today

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