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CVE-2025-9078

Weak cache keys lead to post IDOR and link preview poisoning PUBLISHED

Description (CNA)

Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to properly validate cache keys for link metadata which allows authenticated users to access unauthorized posts and poison link previews via hash collision attacks on FNV-1 hashing

Affected (CNA)

Vendor / productVersions
Mattermost / Mattermostaffected 10.8.0 through 10.8.3; affected 10.5.0 through 10.5.8; affected 9.11.0 through 9.11.17; affected 10.10.0 through 10.10.1; affected 10.9.0 through 10.9.3; unaffected 10.11.0; unaffected 10.8.4; unaffected 10.5.9; unaffected 9.11.18; unaffected 10.10.2; unaffected 10.9.4

CWE

CWE-328

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.