CVE-2026-7184
6 advisories.
Go/github.com/mattermost/mattermost-server CVE-2026-7184: medium 6.5, EPSS 0.44%
Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations
Action: Upgrade github.com/mattermost/mattermost-server to 10.11.16 or later.
go get github.com/mattermost/mattermost-server@v11.6.1go get github.com/mattermost/mattermost-server@v11.5.5go get github.com/mattermost/mattermost-server@v10.11.16Affected
| introduced | fixed | last affected |
|---|---|---|
| 11.6.0 | 11.6.1 | - |
| 11.5.0 | 11.5.5 | - |
| 10.11.0 | 10.11.16 | - |
Fixed versions
| 11.6.1 | 11.5.5 | 10.11.16 |
Sources
- osv: GHSA-9p44-r552-4wp9
- https://nvd.nist.gov/vuln/detail/CVE-2026-7184
- https://github.com/mattermost/mattermost/pull/36313
- https://github.com/mattermost/mattermost/pull/36311
- https://github.com/mattermost/mattermost/pull/36310
- https://github.com/mattermost/mattermost/pull/36306
- https://github.com/mattermost/mattermost/pull/36288
- https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1
- https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6
- https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8
- https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274
- https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f
- https://github.com/mattermost/mattermost/releases/tag/v10.11.16
- https://github.com/mattermost/mattermost/releases/tag/v11.5.5
- https://github.com/mattermost/mattermost/releases/tag/v11.6.2
- https://github.com/mattermost/mattermost/releases/tag/v11.7.0
- https://mattermost.com/security-updates
- https://github.com/mattermost/mattermost
CVE-2026-7184 · published · modified · JSON
Go/github.com/mattermost/mattermost/server/v8 CVE-2026-7184: medium 6.5, EPSS 0.44%
Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations
Action: Upgrade github.com/mattermost/mattermost/server/v8 to 8.0.0-20260428142921-bd8fc9222672 or later.
go get github.com/mattermost/mattermost/server/v8@v8.0.0-20260428142921-bd8fc9222672Affected
| introduced | fixed | last affected |
|---|---|---|
| 8.0.0-20250731163400-5b955468ea1e | 8.0.0-20260428142921-bd8fc9222672 | - |
Fixed versions
| 8.0.0-20260428142921-bd8fc9222672 |
Sources
- osv: GHSA-9p44-r552-4wp9#Go/github.com/mattermost/mattermost/server/v8
- https://nvd.nist.gov/vuln/detail/CVE-2026-7184
- https://github.com/mattermost/mattermost/pull/36313
- https://github.com/mattermost/mattermost/pull/36311
- https://github.com/mattermost/mattermost/pull/36310
- https://github.com/mattermost/mattermost/pull/36306
- https://github.com/mattermost/mattermost/pull/36288
- https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1
- https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6
- https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8
- https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274
- https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f
- https://github.com/mattermost/mattermost/releases/tag/v10.11.16
- https://github.com/mattermost/mattermost/releases/tag/v11.5.5
- https://github.com/mattermost/mattermost/releases/tag/v11.6.2
- https://github.com/mattermost/mattermost/releases/tag/v11.7.0
- https://mattermost.com/security-updates
- https://github.com/mattermost/mattermost
CVE-2026-7184 · published · modified · JSON
Go/github.com/mattermost/mattermost-server CVE-2026-7184: unknown, EPSS 0.44%
Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations in github.com/mattermost/mattermost-server
Action: Upgrade github.com/mattermost/mattermost-server to 10.11.16+incompatible or later.
go get github.com/mattermost/mattermost-server@v10.11.16+incompatiblego get github.com/mattermost/mattermost-server@v11.5.5+incompatiblego get github.com/mattermost/mattermost-server@v11.6.1+incompatibleAffected
| introduced | fixed | last affected |
|---|---|---|
| 10.11.0+incompatible | 10.11.16+incompatible | - |
| 11.5.0+incompatible | 11.5.5+incompatible | - |
| 11.6.0+incompatible | 11.6.1+incompatible | - |
Fixed versions
| 10.11.16+incompatible | 11.5.5+incompatible | 11.6.1+incompatible |
Sources
- osv: GO-2026-6282
- https://github.com/advisories/GHSA-9p44-r552-4wp9
- https://nvd.nist.gov/vuln/detail/CVE-2026-7184
- https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f
- https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274
- https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8
- https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6
- https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1
- https://github.com/mattermost/mattermost/pull/36288
- https://github.com/mattermost/mattermost/pull/36306
- https://github.com/mattermost/mattermost/pull/36310
- https://github.com/mattermost/mattermost/pull/36311
- https://github.com/mattermost/mattermost/pull/36313
- https://github.com/mattermost/mattermost/releases/tag/v10.11.16
- https://github.com/mattermost/mattermost/releases/tag/v11.5.5
- https://github.com/mattermost/mattermost/releases/tag/v11.6.2
- https://github.com/mattermost/mattermost/releases/tag/v11.7.0
- https://mattermost.com/security-updates
CVE-2026-7184 · published · modified · JSON
Go/github.com/mattermost/mattermost-server/v5 CVE-2026-7184: unknown, EPSS 0.44%
Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations in github.com/mattermost/mattermost-server
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2026-6282#Go/github.com/mattermost/mattermost-server/v5
- https://github.com/advisories/GHSA-9p44-r552-4wp9
- https://nvd.nist.gov/vuln/detail/CVE-2026-7184
- https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f
- https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274
- https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8
- https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6
- https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1
- https://github.com/mattermost/mattermost/pull/36288
- https://github.com/mattermost/mattermost/pull/36306
- https://github.com/mattermost/mattermost/pull/36310
- https://github.com/mattermost/mattermost/pull/36311
- https://github.com/mattermost/mattermost/pull/36313
- https://github.com/mattermost/mattermost/releases/tag/v10.11.16
- https://github.com/mattermost/mattermost/releases/tag/v11.5.5
- https://github.com/mattermost/mattermost/releases/tag/v11.6.2
- https://github.com/mattermost/mattermost/releases/tag/v11.7.0
- https://mattermost.com/security-updates
CVE-2026-7184 · published · modified · JSON
Go/github.com/mattermost/mattermost-server/v6 CVE-2026-7184: unknown, EPSS 0.44%
Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations in github.com/mattermost/mattermost-server
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2026-6282#Go/github.com/mattermost/mattermost-server/v6
- https://github.com/advisories/GHSA-9p44-r552-4wp9
- https://nvd.nist.gov/vuln/detail/CVE-2026-7184
- https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f
- https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274
- https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8
- https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6
- https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1
- https://github.com/mattermost/mattermost/pull/36288
- https://github.com/mattermost/mattermost/pull/36306
- https://github.com/mattermost/mattermost/pull/36310
- https://github.com/mattermost/mattermost/pull/36311
- https://github.com/mattermost/mattermost/pull/36313
- https://github.com/mattermost/mattermost/releases/tag/v10.11.16
- https://github.com/mattermost/mattermost/releases/tag/v11.5.5
- https://github.com/mattermost/mattermost/releases/tag/v11.6.2
- https://github.com/mattermost/mattermost/releases/tag/v11.7.0
- https://mattermost.com/security-updates
CVE-2026-7184 · published · modified · JSON
Go/github.com/mattermost/mattermost/server/v8 CVE-2026-7184: unknown, EPSS 0.44%
Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations in github.com/mattermost/mattermost-server
Action: Upgrade github.com/mattermost/mattermost/server/v8 to 8.0.0-20260428142921-bd8fc9222672 or later.
go get github.com/mattermost/mattermost/server/v8@v8.0.0-20260428142921-bd8fc9222672Affected
| introduced | fixed | last affected |
|---|---|---|
| 8.0.0-20250731163400-5b955468ea1e | 8.0.0-20260428142921-bd8fc9222672 | - |
Fixed versions
| 8.0.0-20260428142921-bd8fc9222672 |
Sources
- osv: GO-2026-6282#Go/github.com/mattermost/mattermost/server/v8
- https://github.com/advisories/GHSA-9p44-r552-4wp9
- https://nvd.nist.gov/vuln/detail/CVE-2026-7184
- https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f
- https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274
- https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8
- https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6
- https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1
- https://github.com/mattermost/mattermost/pull/36288
- https://github.com/mattermost/mattermost/pull/36306
- https://github.com/mattermost/mattermost/pull/36310
- https://github.com/mattermost/mattermost/pull/36311
- https://github.com/mattermost/mattermost/pull/36313
- https://github.com/mattermost/mattermost/releases/tag/v10.11.16
- https://github.com/mattermost/mattermost/releases/tag/v11.5.5
- https://github.com/mattermost/mattermost/releases/tag/v11.6.2
- https://github.com/mattermost/mattermost/releases/tag/v11.7.0
- https://mattermost.com/security-updates
CVE-2026-7184 · published · modified · JSON