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CVE-2026-5314

Nothings stb TTF File stb_truetype.h stbtt_InitFont_internal out-of-bounds

Published: Apr 1, 2026Updated: Apr 30, 2026 Sources: CVE List NVDCWE-119
4.3MEDIUM
NVD MITRE
EPSS Score
0.7%
Top 53.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

A vulnerability was found in Nothings stb up to 1.26. Impacted is the function stbtt_InitFont_internal in the library stb_truetype.h of the component TTF File Handler. Performing a manipulation results in out-of-bounds read. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-119CWE-125

Affected Products

stbNothings
LibraryLibrary
OSS Libraries / generic-library
stb truetype.hnothings
LibraryLibrary
OSS Libraries / generic-library
nothingsOSS Libraries

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

3 techniques
Collection
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://vuldb.com/vuln/354646
vuldb.com
https://vuldb.com/vuln/354646/cti
vuldb.com
https://vuldb.com/submit/780558
vuldb.com
and 1 more references View all →

Timeline

Published
Apr 1, 2026
Last Updated
Apr 30, 2026

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