{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-103863","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-10-01T11:44:49.432Z","datePublished":"2026-11-05T12:31:45.446Z","dateUpdated":"2026-11-05T22:05:41.569Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-11-05T12:31:45.446Z"},"title":"Apache Sling Engine: Include-protection mitigations bypassable via uncovered response-wrapper paths","problemTypes":[{"descriptions":[{"description":"CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')","lang":"en","cweId":"CWE-79","type":"CWE"}]},{"descriptions":[{"description":"CWE-693","lang":"en","cweId":"CWE-693","type":"CWE"}]}],"source":{"defect":["SLING-13345","SLING-13350","SLING-13351","SLING-13352","SLING-13357"],"discovery":"UNKNOWN"},"affected":[{"vendor":"Apache Software Foundation","product":"Apache Sling Engine","versions":[{"status":"affected","version":"0","lessThan":"3.0.4","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"value":"Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling Engine. Content-Type, charset, and redirect changes from an included component evade the  protectheaders / checkcontenttype  enforcement through setHeader(), repeated calls to setContentType(), the charset APIs, Servlet 6.1 redirect overloads, and stale config - enabling stored XSS despite enabled protections.\n\n\n\nThis issue affects Apache Sling Engine before 3.0.4.\n\n\n\nUsers are recommended to upgrade to version 3.0.4, which fixes the issue.","lang":"en","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling Engine.&nbsp;Content-Type, charset, and redirect changes from an included component evade the &nbsp;protectheaders&nbsp;/&nbsp;checkcontenttype&nbsp; enforcement through setHeader(), repeated calls to setContentType(), the charset APIs, Servlet 6.1 redirect overloads, and stale config - enabling stored XSS despite enabled protections.</p><p>This issue affects Apache Sling Engine before 3.0.4.</p><p>Users are recommended to upgrade to version 3.0.4, which fixes the issue.</p>"}]}],"references":[{"url":"https://lists.apache.org/thread.html/rll7kjtbpj2lvh4nzmrw5sdmqww64ldg","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"low"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"credits":[{"lang":"en","value":"The Apache Software Foundation","type":"finder"},{"lang":"en","value":"Claude Code","type":"tool"}],"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/11/05/6"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-11-05T22:05:41.569Z"}}]}}