{"id":"CVE-2024-21651","aliases":["EUVD-2024-0294","GHSA-8959-rfxh-r4j4"],"status":"published","title":"XWiki Denial of Service attack through attachments","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00636,"percentile":0.5093,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2024-01-08T16:39:47Z","modified":"2026-10-28T02:30:43Z","fixes":[{"ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","fixed_in":["14.10.18","15.5.3","15.8-rc-1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14.10"},{"fixed":"14.10.18"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15.0-rc-1"},{"fixed":"15.5.3"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15.6-rc-1"},{"fixed":"15.8-rc-1"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14.10"},{"fixed":"14.10.18"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15.0-rc-1"},{"fixed":"15.5.3"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-distribution-war","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15.6-rc-1"},{"fixed":"15.8-rc-1"}]}]}],"products":[{"vendor":"xwiki","product":"xwiki"},{"vendor":"xwiki","product":"xwiki-platform"}],"references":[{"url":"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8959-rfxh-r4j4","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Vendor Advisory","advisory","web"]},{"url":"https://jira.xwiki.org/browse/XCOMMONS-2796","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory","web"]},{"url":"https://search.maven.org/remotecontent?filepath=org/apache/commons/commons-compress/1.24.0/commons-compress-1.24.0.jar","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21651","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8959-rfxh-r4j4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/21xxx/CVE-2024-21651.json","tags":["advisory"]},{"url":"https://github.com/xwiki/xwiki-platform","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-21651","title":"XWiki Denial of Service attack through attachments","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.\n","status":"published","published":"2024-01-08T23:30:03.58Z","modified":"2025-06-03T14:34:29.906Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:34:04.341725Z"}],"euvd":[{"id":"EUVD-2024-0294","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.\n","status":"published","published":"2024-01-08T23:30:03Z","modified":"2025-06-03T14:34:29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:31.558173Z"}],"ghsa":[{"id":"GHSA-8959-rfxh-r4j4","title":"XWiki vulnerable to Denial of Service attack through attachments","description":"### Impact\n\nA user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. \n\n### Patches\nThis vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.\n\n### Workarounds\n\nThe workaround is to download [commons-compress 1.24](https://search.maven.org/remotecontent?filepath=org/apache/commons/commons-compress/1.24.0/commons-compress-1.24.0.jar) and replace the one located in XWiki `WEB-INF/lib/` folder.\n\n### References\n\nhttps://jira.xwiki.org/browse/XCOMMONS-2796\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n* Open an issue in [Jira XWiki.org](https://jira.xwiki.org/)\n* Email us at [Security Mailing List](mailto:security@xwiki.org)","status":"published","published":"2024-01-08T16:39:47Z","modified":"2024-01-09T16:12:43Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:37:30.183224Z"}],"nvd":[{"id":"CVE-2024-21651","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.\n","status":"published","published":"2024-01-09T00:15:44.6Z","modified":"2026-06-17T07:09:55.8Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:09:30.070039Z"}],"osv":[{"id":"CVE-2024-21651","title":"XWiki Denial of Service attack through attachments","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.\n","status":"published","published":"2024-01-08T23:30:03.58Z","modified":"2026-10-28T02:30:43.13871656Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:44:38.577405Z"},{"id":"GHSA-8959-rfxh-r4j4","title":"XWiki vulnerable to Denial of Service attack through attachments","description":"### Impact\n\nA user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. \n\n### Patches\nThis vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.\n\n### Workarounds\n\nThe workaround is to download [commons-compress 1.24](https://search.maven.org/remotecontent?filepath=org/apache/commons/commons-compress/1.24.0/commons-compress-1.24.0.jar) and replace the one located in XWiki `WEB-INF/lib/` folder.\n\n### References\n\nhttps://jira.xwiki.org/browse/XCOMMONS-2796\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n* Open an issue in [Jira XWiki.org](https://jira.xwiki.org/)\n* Email us at [Security Mailing List](mailto:security@xwiki.org)","status":"published","published":"2024-01-08T16:39:47Z","modified":"2026-09-10T03:50:09.368272376Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:42.077781Z"}]}}