CVE-2026-5315
Nothings stb TTF File stb_truetype.h stbtt__buf_get8 out-of-bounds
Description
A vulnerability was determined in Nothings stb up to 1.26. The affected element is the function stbtt__buf_get8 in the library stb_truetype.h of the component TTF File Handler. Executing a manipulation can lead to out-of-bounds read. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
INFO
Published Date :
April 2, 2026, 12:16 a.m.
Last Modified :
April 2, 2026, 12:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-5315
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update the stb_truetype.h library to a non-vulnerable version.
- Apply patches from the vendor if available.
- Review code for similar buffer handling issues.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-5315.
| URL | Resource |
|---|---|
| https://gist.github.com/d0razi/c11dd07c75f3b795e4f8bbfd6e2f0d29 | |
| https://vuldb.com/submit/780559 | |
| https://vuldb.com/vuln/354647 | |
| https://vuldb.com/vuln/354647/cti |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-5315 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-5315
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-5315 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-5315 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Apr. 02, 2026
Action Type Old Value New Value Added Description A vulnerability was determined in Nothings stb up to 1.26. The affected element is the function stbtt__buf_get8 in the library stb_truetype.h of the component TTF File Handler. Executing a manipulation can lead to out-of-bounds read. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/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 Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CWE CWE-119 Added CWE CWE-125 Added Reference https://gist.github.com/d0razi/c11dd07c75f3b795e4f8bbfd6e2f0d29 Added Reference https://vuldb.com/submit/780559 Added Reference https://vuldb.com/vuln/354647 Added Reference https://vuldb.com/vuln/354647/cti