CVE-2026-86515

vgmstream txtp txtp_parser.c add_entry resource consumption

MEDIUM
4.3
CVSS Score
Published: September 8, 2026 at 03:00 AM UTC
Updated: September 28, 2026 at 11:10 PM UTC
1 product affected across 1 vendorVgmstream

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.6%
SSVC
PoC

Description

A security vulnerability has been detected in vgmstream up to r2117. Impacted is the function add_entry of the file src/meta/txtp_parser.c of the component txtp. Such manipulation of the argument range_start/range_end leads to resource consumption. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The name of the patch is 4b6a02dd1aff6428255db912563d77d4cb0a143e. It is advisable to implement a patch to correct this issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (8)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/399669
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/399669/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-86515
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/908370
ExploitIssue Tracking
Source: cverecord
https://github.com/vgmstream/vgmstream/issues/1973
Issue TrackingPatch
Source: cverecord
https://github.com/vgmstream/vgmstream/pull/1965

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-400CWE-404

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