CVE-2025-2424

Leaked Metadata of Deleted Files via Bookmark Creation

3.1 LowFix available

Mattermost versions 10.5.x <= 10.5.1, 9.11.x <= 9.11.9 fail to check if a file has been deleted when creating a bookmark which allows an attacker who knows the IDs of deleted files to obtain metadata of the files via bookmark creation.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.26%Up 0.2 points since Apr 15, 2025

What each source reports

CVE List Score used 3.1

Leaked Metadata of Deleted Files via Bookmark Creation

Record: CVE-2025-2424
CVSS 3.1: 3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

EUVDEUVD-2025-10885 3.1

Record: EUVD-2025-10885
CVSS 3.1: 3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-wwhj-pw6h-f8hw 3.1

Mattermost Incorrect Authorization vulnerability

Record: GHSA-wwhj-pw6h-f8hw
CVSS 3.1: 3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

NVD 3.1

Record: CVE-2025-2424
CVSS 3.1: 3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

OSV 3.1

Leaked Metadata of Deleted Files via Bookmark Creation

Record: CVE-2025-2424
CVSS 3.1: 3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

OSVGHSA-wwhj-pw6h-f8hw 3.1

Mattermost Incorrect Authorization vulnerability

Record: GHSA-wwhj-pw6h-f8hw
CVSS 3.1: 3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-863
Updated: 2026-11-02

OSVGO-2025-3611 No score

Mattermost Incorrect Authorization vulnerability in github.com/mattermost/mattermost-server

Mattermost Incorrect Authorization vulnerability in github.com/mattermost/mattermost-server

Record: GO-2025-3611
Updated: 2026-11-02

OSVopenSUSE-SU-2025:15017-1 No score

govulncheck-vulndb-0.0.20250422T181640-1.1 on GA media

These are all security issues fixed in the govulncheck-vulndb-0.0.20250422T181640-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2025:15017-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`github.com/mattermost/mattermost/server/v8` Go	10.5.0 up to 10.5.2	10.5.2
`github.com/mattermost/mattermost/server/v8` Go	9.11.0 up to 9.11.10	9.11.10
`github.com/mattermost/mattermost/server/v8` Go	before 8.0.0-20250213231113-68c11e9ecb71	8.0.0-20250213231113-68c11e9ecb71
`github.com/mattermost/mattermost-server` Go	9.11.0+incompatible up to 9.11.10+incompatible, 10.5.0+incompatible up to 10.5.2+incompatible	9.11.10+incompatible10.5.2+incompatible
`github.com/mattermost/mattermost-server/v5` Go	All versions	None known
`github.com/mattermost/mattermost-server/v6` Go	All versions	None known
`govulncheck-vulndb` openSUSE:Tumbleweed From an advisory covering 23 CVEs	before 0.0.20250422T181640-1.1	0.0.20250422T181640-1.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-2424 is a low vulnerability (CVSS 3.1) in Mattermost, published April 14, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.26%, the 18th percentile. Fixed in github.com/mattermost/mattermost/server/v8 10.5.2.

References

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