CVE-2025-71264
CVE-2025-71264 is a low-severity vulnerability in Mumble 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-125.
Key facts
- Severity: Low (CVSS 3.x base score 3.7)
- EPSS exploit prediction: 0% (20th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-208685
- Weakness: CWE-125
- Affected product: Mumble
- Published:
- Last modified:
Description
Mumble before 1.6.870 is prone to an out-of-bounds array access, which may result in denial of service (client crash).
Frequently asked questions
- What is CVE-2025-71264?
- Mumble before 1.6.870 is prone to an out-of-bounds array access, which may result in denial of service (client crash).
- How severe is CVE-2025-71264?
- CVE-2025-71264 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-2025-71264 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-71264?
- CVE-2025-71264 affects Mumble. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-71264?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-71264 have an EU (EUVD) identifier?
- Yes. CVE-2025-71264 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208685.
- When was CVE-2025-71264 published?
- CVE-2025-71264 was published on 2026-03-16 and last updated on 2026-06-17.
References
- https://bugs.debian.org/1129178
- https://github.com/mumble-voip/mumble/commit/ff2a2332cccb267721553f09c0ded4de880622e0
- https://github.com/mumble-voip/mumble/pull/7032
Affected products (1)
- cpe:2.3:a:mumble:mumble:*:*:*:*:*:*:*:*
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