CVE-2017-18893
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
Mattermost Server is vulnerable to XSS through display name field in github.com/mattermost/mattermost-server
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/mattermost/mattermost-server | <4.0.5 | 4.0.5 |
| Go | github.com/mattermost/mattermost-server | >=4.1.0,<4.1.1 | 4.1.1 |
| Go | github.com/mattermost/mattermost-server | >=4.2.0-rc1,<4.2.0 | 4.2.0 |
| Go | github.com/mattermost/mattermost-server | >=4.2.0-rc1+incompatible,<4.2.0+incompatible | 4.0.5+incompatible |
References
- https://nvd.nist.gov/vuln/detail/CVE-2017-18893
- https://github.com/mattermost/mattermost/commit/2a4d88d07c5815deac103e109550d25338507151
- https://github.com/mattermost/mattermost/commit/670bfbf62686ebe9f2ab332733d851a62b6950b0
- https://github.com/mattermost/mattermost/commit/d0b42b9e527e93a61fd06a9b9106fc97067807e4
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
- https://github.com/advisories/GHSA-887v-xh2x-47cm
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.