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Mattermost — security advisories

15 advisorieslatest 2026-08-19⚡ RSS feed

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NCSC-2026-0305 [1.00] [M/H] Vulnerabilities patched in Mattermost

unknownCVE-2026-10080 CVE-2026-10527 CVE-2026-15754 CVE-2026-16044ncsc-nl2026-08-19

Mattermost security advisory (AV26-828)

unknownCVE-2026-9816cccs2026-08-18

[NEW] [medium] Mattermost Desktop: Multiple vulnerabilities

mediumCVE-2026-75587cert-bund2026-08-18

[NEW] [medium] Mattermost: Multiple vulnerabilities allow unspecified attack

mediumcert-bund2026-08-18

Multiple vulnerabilities in Mattermost Desktop App (August 18, 2026)

unknownCVE-2026-75587cert-fr-avis2026-08-18

[NEW] [medium] Mattermost Server: Multiple vulnerabilities enable unspecified attack

mediumcert-bund2026-08-14

Multiple vulnerabilities in Mattermost products (August 14, 2026)

unknowncert-fr-avis2026-08-14

[UPDATE] [medium] Mattermost Server: Multiple vulnerabilities

mediumCVE-2026-13426 CVE-2026-9597cert-bund2026-07-28

[UPDATE] [medium] Mattermost: Multiple vulnerabilities allow unspecified attack

mediumCVE-2026-9571 CVE-2026-10103cert-bund2026-07-14

Multiple vulnerabilities in Mattermost Server (June 29, 2026)

unknowncert-fr-avis2026-06-29

Multiple vulnerabilities in Mattermost Desktop App (June 18, 2026)

unknownCVE-2026-9602 CVE-2026-8075cert-fr-avis2026-06-18

Multiple vulnerabilities in Mattermost products (June 15, 2026)

unknownCVE-2026-10106 CVE-2026-9708 CVE-2026-6850 CVE-2026-10085cert-fr-avis2026-06-15

Multiple vulnerabilities in Mattermost products (May 29, 2026)

unknownCVE-2026-4339 CVE-2026-3472cert-fr-avis2026-05-29

Multiple vulnerabilities in Mattermost products (May 22, 2026)

unknownCVE-2026-6517 CVE-2026-9162 CVE-2026-5139 CVE-2026-8074cert-fr-avis2026-05-22

Multiple vulnerabilities in Mattermost products (May 19, 2026)

unknownCVE-2026-6689 CVE-2026-6739 CVE-2026-7184 CVE-2026-7387cert-fr-avis2026-05-19