CVE-2022-39334

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 9.6% of scored records. A rank, not a probability.

NVD base score

4.7 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-11-25 00:00Z3 YR AGO

Last updated

2025-11-03 18:08Z12 MO AGO

Reserved

2022-09-02

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Low (CVSS 3.9)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Weaknesses

• CWE-295Improper Certificate ValidationBase

Data version

5.2

Document digest

71b67a950b70b2cb1c3ac9edb5fb481823e8c2591a412c691ecd070bca27c837

• github.comhttps://github.com/nextcloud/security-advisories/security/advisories/GHSA-82xx-98xv-4jxv
• github.comhttps://github.com/nextcloud/desktop/issues/4927
• github.comhttps://github.com/nextcloud/desktop/pull/5022
• hackerone.comhttps://hackerone.com/reports/1699740
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/09/msg00018.html