Moderate severityNVD Advisory· Published Jun 19, 2020· Updated Aug 5, 2024
CVE-2017-18907
CVE-2017-18907
Description
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. XSS could occur via a channel header.
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-serverGo | < 3.9.2-0.20170714014920-312269ad0bd1 | 3.9.2-0.20170714014920-312269ad0bd1 |
github.com/mattermost/mattermost-serverGo | >= 3.10.0, < 3.10.2 | 3.10.2 |
Affected products
3- Mattermost/Serverdescription
- ghsa-coords2 versionspkg:golang/github.com/mattermost/mattermost-serverpkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2015.6
< 3.9.2-0.20170714014920-312269ad0bd1+ 1 more
- (no CPE)range: < 3.9.2-0.20170714014920-312269ad0bd1
- (no CPE)range: < 0.0.20260226T182644-150000.1.149.1
Patches
Vulnerability mechanics
Generated on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
7- github.com/advisories/GHSA-42x9-rr3c-gr59ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2017-18907ghsaADVISORY
- github.com/mattermost/mattermost/commit/312269ad0bd166174f07f9df7391fce714601600ghsaWEB
- github.com/mattermost/mattermost/commit/4519b03d95e8bfe1b2f74094673ae1a2f39f6b47ghsaWEB
- github.com/mattermost/mattermost/commit/a18479df0940be8503c9b88993490741793eba9eghsaWEB
- mattermost.com/security-updatesghsaWEB
- mattermost.com/security-updates/mitrex_refsource_CONFIRM
News mentions
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