{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-116823","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-26T22:14:57.233Z","datePublished":"2026-10-26T23:05:49.182Z","dateUpdated":"2026-10-26T23:05:49.182Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-26T23:05:49.182Z"},"datePublic":"2026-10-12T00:00:00.000Z","title":"YesWiki before 4.7.0 Reflected XSS via BazarField $_REQUEST Fallback","descriptions":[{"lang":"en","value":"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."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","cweId":"CWE-79","type":"CWE"}]}],"affected":[{"vendor":"YesWiki","product":"yeswiki","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"4.7.0"},{"version":"4.7.0","status":"unaffected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:yeswiki:yeswiki:*:*:*:*:*:*:*:*","versionEndExcluding":"4.7.0"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"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","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-hcvp-q8fx-84mc","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-hcvp-q8fx-84mc)"},{"name":"VulnCheck Advisory: YesWiki before 4.7.0 Reflected XSS via BazarField $_REQUEST Fallback","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-reflected-xss-via-bazarfield-request-fallback"}],"credits":[{"lang":"en","value":"manus-pi","type":"reporter"},{"lang":"en","value":"manus-use","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}}}}