How severe is CVE-2025-34436?

CVE-2025-34436 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-34436 being actively exploited?

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

What products are affected by CVE-2025-34436?

CVE-2025-34436 affects Wwbn Avideo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-34436?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-34436 have an EU (EUVD) identifier?

Yes. CVE-2025-34436 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203952.

When was CVE-2025-34436 published?

CVE-2025-34436 was published on 2025-12-17 and last updated on 2026-06-17.

CVE-2025-34436

CVE-2025-34436 is a high-severity vulnerability in Wwbn Avideo with a CVSS 3.x base score of 8.8. 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-639.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203952
Weakness: CWE-639
Affected product: Wwbn Avideo
Published: 2025-12-17
Last modified: 2026-06-17

Description

AVideo versions prior to 20.1 allow any authenticated user to upload files into directories belonging to other users due to an insecure direct object reference. The upload functionality verifies authentication but does not enforce ownership checks.

Frequently asked questions

What is CVE-2025-34436?: AVideo versions prior to 20.1 allow any authenticated user to upload files into directories belonging to other users due to an insecure direct object reference. The upload functionality verifies authentication but does not enforce ownership checks.
How severe is CVE-2025-34436?: CVE-2025-34436 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-34436 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-34436?: CVE-2025-34436 affects Wwbn Avideo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-34436?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-34436 have an EU (EUVD) identifier?: Yes. CVE-2025-34436 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203952.
When was CVE-2025-34436 published?: CVE-2025-34436 was published on 2025-12-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*

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