{"cve":"CVE-2020-15275","nvd":{"published":"2020-11-11T16:15:13.237","modified":"2026-06-17T02:56:24.470","status":"Modified","description":"MoinMoin is a wiki engine. In MoinMoin before version 1.9.11, an attacker with write permissions can upload an SVG file that contains malicious javascript. This javascript will be executed in a user's browser when the user is viewing that SVG file on the wiki. Users are strongly advised to upgrade to a patched version. MoinMoin Wiki 1.9.11 has the necessary fixes and also contains other important fixes.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://advisory.checkmarx.net/advisory/CX-2020-4285","https://github.com/moinwiki/moin-1.9/commit/31de9139d0aabc171e94032168399b4a0b2a88a2","https://github.com/moinwiki/moin-1.9/releases/tag/1.9.11","https://github.com/moinwiki/moin-1.9/security/advisories/GHSA-4q96-6xhq-ff43","https://advisory.checkmarx.net/advisory/CX-2020-4285"],"products":["moinmo:moinmoin"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-15275","score":0.01746,"percentile":0.77808,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-4q96-6xhq-ff43","url":"https://osv.dev/vulnerability/GHSA-4q96-6xhq-ff43","summary":"malicious SVG attachment causing stored XSS vulnerability","modified":"2026-07-08T06:00:33.060527041Z","packages":[{"ecosystem":"PyPI","name":"moin","purl":"pkg:pypi/moin","ranges":["<1.9.11"],"fixed":["1.9.11"]}]},{"id":"PYSEC-2020-241","url":"https://osv.dev/vulnerability/PYSEC-2020-241","summary":"","modified":"2023-11-08T04:02:36.383393Z","packages":[{"ecosystem":"PyPI","name":"moin","purl":"pkg:pypi/moin","ranges":["<1.9.11"],"fixed":["1.9.11"]}]}],"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."]}