mattermost-11.4

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Direct Vulnerabilities

Known vulnerabilities in the mattermost-11.4 package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability	Vulnerable Version
L CVE-2026-56860	<11.4.5-r4
L CVE-2026-33818	<11.4.5-r4
L CVE-2026-56862	<11.4.5-r4
L CVE-2026-56858	<11.4.5-r4
L CVE-2026-56859	<11.4.5-r4
L CVE-2026-56853	<11.4.5-r4
L CVE-2026-46601	*
L CVE-2026-46602	*
L CVE-2026-39822	<11.4.5-r3
L CVE-2026-42505	<11.4.5-r3
L Allocation of Resources Without Limits or Throttling	*
L CVE-2026-42500	*
L CVE-2026-46599	*
L CVE-2026-33813	*
L Improper Verification of Cryptographic Signature	*
L Improper Authorization	*
L Improper Restriction of Rendered UI Layers or Frames	<11.4.5-r1
L CVE-2026-42507	<11.4.5-r1
L CVE-2026-27145	<11.4.5-r1
L Integer Overflow or Wraparound	<11.4.5-r1
L CVE-2026-46598	<11.4.5-r1
L Deserialization of Untrusted Data	<11.4.5-r1
L Resource Exhaustion	<11.4.5-r1
L Missing Authorization	<11.4.5-r1
L CVE-2026-39821	<11.4.5-r1
L Improper Restriction of Rendered UI Layers or Frames	<11.4.5-r1
L Cross-site Scripting (XSS)	<11.4.5-r1
L CVE-2026-39824	<11.4.5-r1
L Improper Certificate Validation	<11.4.5-r1
L Improper Certificate Validation	<11.4.5-r1
L Incorrect Type Conversion or Cast	<11.4.5-r1
L Improper Restriction of Rendered UI Layers or Frames	<11.4.5-r1
L Improper Enforcement of Message Integrity During Transmission in a Communication Channel	<11.4.5-r1
H Loop with Unreachable Exit Condition ('Infinite Loop')	<11.4.5-r1
L Missing Authorization	<11.4.5-r1
L CVE-2026-46595	<11.4.5-r1
L CVE-2026-27141	<11.4.5-r1
L Improper Verification of Cryptographic Signature	<11.4.5-r1
L CVE-2026-42504	<11.4.5-r1
L Improper Certificate Validation	<11.4.5-r1
L Out-of-Bounds	<11.4.5-r1