How severe is CVE-2025-8537?

CVE-2025-8537 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-8537 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-8537?

CVE-2025-8537 affects Axiosys Bento4. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-8537?

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

Does CVE-2025-8537 have an EU (EUVD) identifier?

Yes. CVE-2025-8537 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23583.

When was CVE-2025-8537 published?

CVE-2025-8537 was published on 2025-08-05 and last updated on 2026-06-17.

CVE-2025-8537

CVE-2025-8537 is a low-severity vulnerability in Axiosys Bento4 with a CVSS 3.x base score of 3.7. 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-617.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
CVSS v2: 2.6
CVSS v4: 2.9
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23583
Weakness: CWE-617
Affected product: Axiosys Bento4
Published: 2025-08-05
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, was found in Axiomatic Bento4 up to 1.6.0-641. Affected is the function AP4_DataBuffer::SetDataSize of the file Mp4Decrypt.cpp of the component mp4decrypt. The manipulation leads to allocation of resources. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-8537?: A vulnerability, which was classified as problematic, was found in Axiomatic Bento4 up to 1.6.0-641. Affected is the function AP4_DataBuffer::SetDataSize of the file Mp4Decrypt.cpp of the component mp4decrypt. The manipulation leads to allocation of resources. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-8537?: CVE-2025-8537 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-8537 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-8537?: CVE-2025-8537 affects Axiosys Bento4. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-8537?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-8537 have an EU (EUVD) identifier?: Yes. CVE-2025-8537 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23583.
When was CVE-2025-8537 published?: CVE-2025-8537 was published on 2025-08-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:axiosys:bento4:*:*:*:*:*:*:*:*

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