01 Record
CVE-2025-25195
Zulip events can leak private channel names
MediumPUBLISHEDCNA: GitHub_M
CNA base score4.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
02 Description
Zulip events can leak private channel names
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.37% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 30.9% of scored records. A rank, not a probability.
- NVD base score
- 4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- NVD analysis status
- Deferred. 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.
04 Metadata
- Published
- 2025-02-13 21:47Z1 YR AGO
- Last updated
- 2025-02-14 15:46Z1 YR AGO
- Reserved
- 2025-02-03
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
- Data version
- 5.1
- Document digest
- c1c054b0d0a4651a0215073b0cfc014e32850939eb12bfdef8c51b69624d6b6f
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/zulip/zulip/security/advisories/GHSA-x8cx-3hq5-4wj9
- github.comhttps://github.com/zulip/zulip/commit/50256f48314250978f521ef439cafa704e056539
- github.comhttps://github.com/zulip/zulip/commit/75be449d456d29fef27e9d1828bafa30174284b4
- github.comhttps://github.com/zulip/zulip/commit/a2a1a7f8d152296c8966f1380872c0ac69e5c87e