Medium 4.0Published Sep 9, 2026

CVE-2026-79516An out-of-bounds read in the stbsp_vsnprintf function (stb_sprintf.h) of nothings stb commit 31c1ad3 allows attackers to cause a Denial of Service (DoS) via sending a crafted input.

Updated under an hour ago (2026-10-19 09:00 UTC)

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Exploited in the last 30 days

An out-of-bounds read in the stbsp_vsnprintf function (stb_sprintf.h) of nothings stb commit 31c1ad3 allows attackers to cause a Denial of Service (DoS) via sending a crafted input.

CVSS: 4.0 MEDIUM (v3.1, CNA)CVSS:3.1/AC:H/AV:L/A:L/C:N/I:L/PR:N/S:U/UI:N
Weakness (CWE): CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Deferred
Record last updated: Sep 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/nothings/stb/issues/1963

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.