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01 Record

CVE-2025-11794

Password hash and MFA secret returned in user email verification endpoint

MediumPUBLISHEDCNA: Mattermost
CNA base score4.9 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

02 Description

Password hash and MFA secret returned in user email verification endpoint

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.
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
0.30% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 22.6% of scored records. A rank, not a probability.
NVD base score
4.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Analyzed. NVD last modified this record on 2026-10-19.
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
2025-11-14 10:45Z11 MO AGO
Last updated
2025-12-01 15:36Z11 MO AGO
Reserved
2025-10-15
Assigning CNA
Mattermost
Record state
PUBLISHED
Severity
Medium (CVSS 4.9)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weaknesses
  • CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
Data version
5.2
Document digest
a43102afc0003761cee7e3d994cde9db53356b7813dcf364ef20d3313f8df601

05 Affected products

VendorProductVersionsPlatforms
MattermostMattermost10.11.0 to 10.11.3, 10.5.0 to 10.5.11, 10.12.0 to 10.12.0—

06 References

07 Remediation

Update Mattermost to versions 11.0.0, 10.11.4, 10.5.12, 10.12.1 or higher.