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CVE-2026-5308

Missing request body size limits on Zoom plugin HTTP endpoints PUBLISHED

Description (CNA)

Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a denial of service via crafted oversized HTTP requests.. Mattermost Advisory ID: MMSA-2026-00646

Affected (CNA)

Vendor / productVersions
Mattermost / Mattermostaffected 11.6.0 through 11.6.0; affected 11.5.0 through 11.5.3; affected 11.4.0 through 11.4.4; affected 10.11.0 through 10.11.14; unaffected 11.7.0; unaffected 11.6.1; unaffected 11.5.4; unaffected 11.4.5; unaffected 10.11.15

CWE

CWE-400

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.