{"cve":"CVE-2022-1337","nvd":{"published":"2022-04-13T18:15:09.893","modified":"2026-06-17T04:22:14.620","status":"Modified","description":"The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-770","CWE-400"],"references":["https://mattermost.com/security-updates/","https://mattermost.com/security-updates/"],"products":["mattermost:mattermost_server"],"source":"nvd","synced_at":"2026-10-19T21:30:03.577988018+00:00"},"epss":{"cve":"CVE-2022-1337","score":0.00917,"percentile":0.60224,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-f37q-q7p2-ccfc","url":"https://osv.dev/vulnerability/GHSA-f37q-q7p2-ccfc","summary":"Resource exhaustion in Mattermost","modified":"2024-08-21T15:41:40.645864Z","packages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v6","purl":"pkg:golang/github.com/mattermost/mattermost-server/v6","ranges":["<6.4.2"],"fixed":["6.4.2"]}]},{"id":"GO-2022-0595","url":"https://osv.dev/vulnerability/GO-2022-0595","summary":"Resource exhaustion in Mattermost in github.com/mattermost/mattermost-server","modified":"2026-03-03T04:50:38.244059Z","packages":[{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server","purl":"pkg:golang/github.com/mattermost/mattermost-server","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v5","purl":"pkg:golang/github.com/mattermost/mattermost-server/v5","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/mattermost/mattermost-server/v6","purl":"pkg:golang/github.com/mattermost/mattermost-server/v6","ranges":["<6.4.2"],"fixed":["6.4.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}