{"id":"CVE-2026-116823","revision":"e7e91b9668de4a53adfdf7cfc69938ce","records":[{"revision":"e7e91b9668de4a53adfdf7cfc69938ce","observedAt":"2026-10-27T02:23:01.617+00:00","statement":{"source":"cve-program","id":"CVE-2026-116823","aliases":[],"title":"YesWiki before 4.7.0 Reflected XSS via BazarField $_REQUEST Fallback","description":"YesWiki before 4.7.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject JavaScript by supplying query parameters matching missing Bazar field names. Attackers can craft links where BazarField::getValue() falls back to unsanitized $_REQUEST values rendered via Twig |raw templates, performing same-origin authenticated actions in victims' sessions.","state":0,"publishedAt":"2026-10-26T23:05:49.182+00:00","modifiedAt":"2026-10-26T23:05:49.182+00:00","affected":[{"ecosystem":"Vendor product","name":"yeswiki","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"YesWiki\",\n                    \"product\": \"yeswiki\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"4.7.0\"\n                        },\n                        {\n                            \"version\": \"4.7.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1,"severity":"MEDIUM"}],"references":["https://github.com/YesWiki/yeswiki/security/advisories/GHSA-hcvp-q8fx-84mc","https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-reflected-xss-via-bazarfield-request-fallback"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116823","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-116823","identifiers":["CVE-2026-116823"]},"retained":false,"historicalAffected":[]}],"coverage":[]}