Medium severity5.3NVD Advisory· Published Nov 6, 2023· Updated Jun 17, 2026
CVE-2023-5969
CVE-2023-5969
Description
Mattermost fails to properly sanitize the request to /api/v4/redirect_location allowing an attacker, sending a specially crafted request to /api/v4/redirect_location, to fill up the memory due to caching large items.
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/v6Go | < 7.8.12 | 7.8.12 |
github.com/mattermost/mattermost/server/v8Go | >= 8.0.0, < 8.0.4 | 8.0.4 |
github.com/mattermost/mattermost/server/v8Go | >= 8.1.0, < 8.1.3 | 8.1.3 |
github.com/mattermost/mattermost/server/v8Go | >= 9.0.0, < 9.0.1 | 9.0.1 |
Affected products
5cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*range: <=7.8.11
- cpe:2.3:a:mattermost:mattermost:9.0.0:*:*:*:*:*:*:*
- (no CPE)range: 0
- ghsa-coords2 versionspkg:golang/github.com/mattermost/mattermost-server/v6pkg:golang/github.com/mattermost/mattermost/server/v8
< 7.8.12+ 1 more
- (no CPE)range: < 7.8.12
- (no CPE)range: >= 8.0.0, < 8.0.4
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-w496-f5qq-m58jghsaADVISORY
- mattermost.com/security-updatesnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2023-5969ghsaADVISORY
- github.com/mattermost/mattermost/commit/77f094c7ee8c7a00be01c2df72f948a62c690b66ghsaWEB
- github.com/mattermost/mattermost/pull/24429ghsaWEB
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