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CVE-2025-41395

Webapp DoS via malicious retrospective post in Playbooks

CVSS 3.1 6.5 MEDIUMEUVD CVSS 3.1 6.5 CVSS 3.1 · [email protected] · Secondary 6.5 MEDIUMCVSS 3.1 · [email protected] · Primary 7.5 HIGHCVSS_V3 Publisher rating MODERATEFixed by github.com/mattermost/mattermost/server/v8 8.0.0-20250218121836-2b5275d87136Fixed by github.com/mattermost/mattermost-plugin-playbooks 1.41.0osv · severity unknownFixed by github.com/mattermost/mattermost-plugin-playbooks 1.41.0Fixed by github.com/mattermost/mattermost/server/v8 8.0.0-20250218121836-2b5275d87136KEV status unknown
Original advisory

cve-program · CVE-2025-41395

Published

Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.

Read the publisher's advisory

euvd · EUVD-2025-12104

Published

Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.

Read the publisher's advisory

nvd · CVE-2025-41395

Published

Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.

Read the publisher's advisory

osv · GHSA-3g36-gf7c-75qw

Published

Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.10 fail to properly validate the props used by the RetrospectivePost custom post type in the Playbooks plugin, which allows an attacker to create a specially crafted post with maliciously crafted props and cause a denial of service (DoS) of the web app for all users.

Read the publisher's advisory

osv · GO-2025-3642

Published

Mattermost Playbooks fails to properly validate the props used by the RetrospectivePost custom post type in github.com/mattermost/mattermost-plugin-playbooks. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. (If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.) The additional affected modules and versions are: .

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2025-41395

Published

Mattermost

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unaffected",
                    "product": "Mattermost",
                    "vendor": "Mattermost",
                    "versions": [
                        {
                            "lessThanOrEqual": "10.4.2",
                            "status": "affected",
                            "version": "10.4.0",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "10.5.0"
                        },
                        {
                            "lessThanOrEqual": "9.11.10",
                            "status": "affected",
                            "version": "9.11.0",
                            "versionType": "semver"
                        },
                        {
                            "status": "unaffected",
                            "version": "10.6.0"
                        },
                        {
                            "status": "unaffected",
                            "version": "10.4.3"
                        },
                        {
                            "status": "unaffected",
                            "version": "10.5.1"
                        },
                        {
                            "status": "unaffected",
                            "version": "9.11.11"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2025-12104

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Apr 24, 2025, 6:48:31 AM

dateUpdated: Apr 24, 2025, 1:58:04 PM

1 related source bulletins · separate from aliases

openSUSE-SU-2025:15033-1: govulncheck-vulndb-0.0.20250424T181457-1.1 on GA media

CVE-2017-14992 · CVE-2017-9232 · CVE-2025-35965 · CVE-2025-41395 · CVE-2025-41423

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2025-41395

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-1287

Original publisher date fields

published: 2025-04-24T07:15:31.600

lastModified: 2026-06-17T09:22:48.983

1 source CPE criteria · context only
  • cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-3g36-gf7c-75qw

Published

github.com/mattermost/mattermost-plugin-playbooks

Go

SEMVER · introduced 2.0.0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 0 → fixed 8.0.0-20250218121836-2b5275d87136

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 10.4.0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 10.5.0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 9.11.0

github.com/mattermost/mattermost-plugin-playbooks

Go

SEMVER · introduced 0 → fixed 1.41.0

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GO-2025-3642

Published

github.com/mattermost/mattermost-plugin-playbooks

Go

SEMVER · introduced 0

github.com/mattermost/mattermost-plugin-playbooks

Go

SEMVER · introduced 0 → fixed 1.41.0

github.com/mattermost/mattermost-server

Go

SEMVER · introduced 9.11.0+incompatible

github.com/mattermost/mattermost-server

Go

SEMVER · introduced 10.4.0+incompatible

github.com/mattermost/mattermost-server

Go

SEMVER · introduced 10.5.0+incompatible

github.com/mattermost/mattermost-server/v5

Go

SEMVER · introduced 0

github.com/mattermost/mattermost-server/v6

Go

SEMVER · introduced 0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 0

github.com/mattermost/mattermost/server/v8

Go

SEMVER · introduced 0 → fixed 8.0.0-20250218121836-2b5275d87136

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 15 Nov 12:11 UTC · 256 of 275 readable · 252 fully read · documentation 469/469 current

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