How severe is CVE-2025-25947?

CVE-2025-25947 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-25947 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-25947?

CVE-2025-25947 affects Axiosys Bento4. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-25947?

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

Does CVE-2025-25947 have an EU (EUVD) identifier?

Yes. CVE-2025-25947 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4594.

When was CVE-2025-25947 published?

CVE-2025-25947 was published on 2025-02-19 and last updated on 2026-06-17.

CVE-2025-25947

CVE-2025-25947 is a medium-severity vulnerability in Axiosys Bento4 with a CVSS 3.x base score of 5.5. 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-665.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4594
Weakness: CWE-665
Affected product: Axiosys Bento4
Published: 2025-02-19
Last modified: 2026-06-17

Description

An issue in Bento4 v1.6.0-641 allows an attacker to trigger a segmentation fault via Ap4Atom.cpp, specifically in AP4_AtomParent::RemoveChild, during the execution of mp4encrypt with a specially crafted MP4 input file.

Frequently asked questions

What is CVE-2025-25947?: An issue in Bento4 v1.6.0-641 allows an attacker to trigger a segmentation fault via Ap4Atom.cpp, specifically in AP4_AtomParent::RemoveChild, during the execution of mp4encrypt with a specially crafted MP4 input file.
How severe is CVE-2025-25947?: CVE-2025-25947 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-25947 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-25947?: CVE-2025-25947 affects Axiosys Bento4. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-25947?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-25947 have an EU (EUVD) identifier?: Yes. CVE-2025-25947 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4594.
When was CVE-2025-25947 published?: CVE-2025-25947 was published on 2025-02-19 and last updated on 2026-06-17.

References

https://github.com/axiomatic-systems/Bento4/issues/994

Affected products (1)

cpe:2.3:a:axiosys:bento4:1.6.0-641:*:*:*:*:*:*:*

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