Moderate severityNVD Advisory· Published Jan 15, 2025· Updated Jan 15, 2025
WebApp crash via improper validation of proto style in attachments
CVE-2025-21088
Description
Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate the style of proto supplied to an action's style in post.props.attachments, which allows an attacker to crash the frontend via crafted malicious input.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost/server/v8Go | >= 10.2.0, < 10.2.1 | 10.2.1 |
github.com/mattermost/mattermost/server/v8Go | >= 10.1.0, < 10.1.4 | 10.1.4 |
github.com/mattermost/mattermost/server/v8Go | >= 10.0.0, < 10.0.4 | 10.0.4 |
github.com/mattermost/mattermost/server/v8Go | >= 9.11.0, < 9.11.6 | 9.11.6 |
github.com/mattermost/mattermost/server/v8Go | < 8.0.0-20241127161322-25ff7a3779a5 | 8.0.0-20241127161322-25ff7a3779a5 |
Affected products
39- osv-coords38 versionspkg:apk/chainguard/mattermost-10.0pkg:apk/chainguard/mattermost-10.0-compatpkg:apk/chainguard/mattermost-10.1pkg:apk/chainguard/mattermost-10.1-compatpkg:apk/chainguard/mattermost-10.2pkg:apk/chainguard/mattermost-10.2-compatpkg:apk/chainguard/mattermost-10.3pkg:apk/chainguard/mattermost-10.3-compatpkg:apk/chainguard/mattermost-10.4pkg:apk/chainguard/mattermost-10.4-compatpkg:apk/chainguard/mattermost-10.5pkg:apk/chainguard/mattermost-10.5-compatpkg:apk/chainguard/mattermost-9.11pkg:apk/chainguard/mattermost-9.11-compatpkg:apk/chainguard/mattermost-fips-10.5pkg:apk/chainguard/mattermost-fips-10.5-compatpkg:apk/chainguard/mattermost-fips-10.6pkg:apk/chainguard/mattermost-fips-10.6-compatpkg:apk/chainguard/mattermost-fips-10.7pkg:apk/chainguard/mattermost-fips-10.7-compatpkg:apk/chainguard/mattermost-fips-9.11pkg:apk/chainguard/mattermost-fips-9.11-compatpkg:apk/wolfi/mattermost-10.0pkg:apk/wolfi/mattermost-10.0-compatpkg:apk/wolfi/mattermost-10.1pkg:apk/wolfi/mattermost-10.1-compatpkg:apk/wolfi/mattermost-10.2pkg:apk/wolfi/mattermost-10.2-compatpkg:apk/wolfi/mattermost-10.3pkg:apk/wolfi/mattermost-10.3-compatpkg:apk/wolfi/mattermost-10.4pkg:apk/wolfi/mattermost-10.4-compatpkg:apk/wolfi/mattermost-10.5pkg:apk/wolfi/mattermost-10.5-compatpkg:golang/github.com/mattermost/mattermost/server/v8pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Tumbleweedpkg:rpm/suse/govulncheck-vulndb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6
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- (no CPE)range: < 10.7.1-r1
- (no CPE)range: < 10.7.1-r1
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- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: >= 10.2.0, < 10.2.1
- (no CPE)range: < 0.0.20250128T150132-150000.1.29.1
- (no CPE)range: < 0.0.20250117T214834-1.1
- (no CPE)range: < 0.0.20250128T150132-150000.1.29.1
- Range: 10.2.0
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-8j3q-gc9x-7972ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-21088ghsaADVISORY
- mattermost.com/security-updatesghsaWEB
- pkg.go.dev/vuln/GO-2025-3393ghsaWEB
News mentions
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