CVE-2025-64641

Summary

Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fail to verify that post actions invoking /share-issue-publicly were created by the Jira plugin which allowed a malicious Mattermost user to exfiltrate Jira tickets when victim users interacted with affected posts

Affected Software

VendorProductVersion RangeStatus
MattermostMattermost11.1.0 <= 11.1.0affected
MattermostMattermost11.0.0 <= 11.0.5affected
MattermostMattermost10.12.0 <= 10.12.3affected
MattermostMattermost10.11.0 <= 10.11.7affected
MattermostMattermost11.2.0unaffected
MattermostMattermost11.1.1unaffected
MattermostMattermost11.0.6unaffected
MattermostMattermost10.12.4unaffected
MattermostMattermost10.11.8unaffected

Weaknesses

  • CWE-863: CWE-863: Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References