CVE-2017-18876
EPSS 0.19%Mattermost Server is vulnerable to Path Traversal when files are stored locally in github.com/mattermost/mattermost-server
Published: 5/24/2022Modified: 12/9/2025
Description
Mattermost Server is vulnerable to Path Traversal when files are stored locally in github.com/mattermost/mattermost-server. 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: github.com/mattermost/mattermost-server before v4.1.2-0.20171004201910-6be8113eb60c, from v4.2.0-rc1.0.20171004154238-fadd9514f6e7 before v4.2.1-0.20171004194140-6d3cb2ce07fc.
Affected packages (2)
- Go/github.com/mattermost/mattermost-serverfrom 0, < 4.1.2-0.20171004201910-6be8113eb60c
- Go/github.com/mattermost/mattermost-server>= 4.3.0-rc1+incompatible, < 4.3.0+incompatible
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N |
References (7)
- ADVISORYhttps://github.com/advisories/GHSA-hjqh-j6rj-gh8q
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2017-18876
- PATCHhttps://github.com/mattermost/mattermost
- WEBhttps://github.com/mattermost/mattermost/commit/6be8113eb60cf5ddd2dc1c3f4db05cae0c183086
- WEBhttps://github.com/mattermost/mattermost/commit/6d3cb2ce07fc799832081e93843b405b390057fa
- WEBhttps://github.com/mattermost/mattermost/commit/fadd9514f6e71590aba781a7035e1de4150137b0
- WEBhttps://mattermost.com/security-updates