How severe is CVE-2025-15534?

CVE-2025-15534 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-15534 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-15534?

CVE-2025-15534 affects Raylib. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-15534?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-15534 have an EU (EUVD) identifier?

Yes. CVE-2025-15534 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3184.

When was CVE-2025-15534 published?

CVE-2025-15534 was published on 2026-01-18 and last updated on 2026-06-17.

CVE-2025-15534

CVE-2025-15534 is a medium-severity vulnerability in Raylib with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.3
CVSS v4: 1.9
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-3184
Weakness: CWE-190
Affected product: Raylib
Published: 2026-01-18
Last modified: 2026-06-17

Description

A vulnerability was identified in raysan5 raylib up to 909f040. Affected by this issue is the function LoadFontData of the file src/rtext.c. The manipulation leads to integer overflow. The attack can only be performed from a local environment. The exploit is publicly available and might be used. The identifier of the patch is 5a3391fdce046bc5473e52afbd835dd2dc127146. It is suggested to install a patch to address this issue.

Frequently asked questions

What is CVE-2025-15534?: A vulnerability was identified in raysan5 raylib up to 909f040. Affected by this issue is the function LoadFontData of the file src/rtext.c. The manipulation leads to integer overflow. The attack can only be performed from a local environment. The exploit is publicly available and might be used. The identifier of the patch is 5a3391fdce046bc5473e52afbd835dd2dc127146. It is suggested to install a patch to address this issue.
How severe is CVE-2025-15534?: CVE-2025-15534 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-15534 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-15534?: CVE-2025-15534 affects Raylib. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-15534?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-15534 have an EU (EUVD) identifier?: Yes. CVE-2025-15534 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3184.
When was CVE-2025-15534 published?: CVE-2025-15534 was published on 2026-01-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:raylib:raylib:*:*:*:*:*:*:*:*

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CVE-2023-26123 — Medium (CVSS 6.1): Versions of the package raysan5/raylib before 4.5.0 are vulnerable to Cross-site Scripting (XSS) such that the…
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