{"id":"CVE-2020-15179","state":"PUBLISHED","title":"HTML Injection in ScratchSig","description":"The ScratchSig extension for MediaWiki before version 1.0.1 allows stored Cross-Site Scripting. Using <script> tag inside <scratchsig> tag, attackers with edit permission can execute scripts on visitors' browser. With MediaWiki JavaScript API, this can potentially lead to privilege escalation and/or account takeover. This has been patched in release 1.0.1. This has already been deployed to all Scratch Wikis. No workarounds exist other than disabling the extension completely.","publishedAt":"2020-09-15T18:10:13.000Z","updatedAt":"2024-08-04T13:08:22.438Z","severity":{"score":8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["InternationalScratchWiki wiki-scratchsig"],"affected":[{"vendor":"InternationalScratchWiki","product":"wiki-scratchsig","versions":[{"version":"< 1.0.1","status":"affected"}]}],"references":["https://github.com/InternationalScratchWiki/wiki-scratchsig/security/advisories/GHSA-gp9v-pg9f-vmp6","https://github.com/InternationalScratchWiki/wiki-scratchsig/commit/4160a39a20eebeb63a59eb7597a91b961eca6388"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T19:46:36.523Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/15xxx/CVE-2020-15179.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-15179","state":"PUBLISHED","datePublished":"2020-09-15T18:10:13.000Z","dateUpdated":"2024-08-04T13:08:22.438Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2020-06-25T00:00:00.000Z"},"containers":{"cna":{"title":"HTML Injection in ScratchSig","descriptions":[{"lang":"en","value":"The ScratchSig extension for MediaWiki before version 1.0.1 allows stored Cross-Site Scripting. 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