{"id":"CVE-2026-39841","state":"PUBLISHED","title":"Stored XSS through list fields on Cargo's page values and Special:CargoTables","description":"Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in Wikimedia Foundation Mediawiki - Cargo Extension allows Stored XSS.This issue affects Mediawiki - Cargo Extension: before 3.8.7.","publishedAt":"2026-04-07T19:43:48.096Z","updatedAt":"2026-04-07T20:42:42.588Z","severity":{"score":6.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","source":"wikimedia-foundation"},"assigner":"wikimedia-foundation","products":["Wikimedia Foundation Mediawiki - Cargo Extension"],"affected":[{"vendor":"Wikimedia Foundation","product":"Mediawiki - Cargo Extension","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.8.7","versionType":"custom"}]}],"references":["https://phabricator.wikimedia.org/T416389","https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1237973"],"weaknesses":["CWE-80"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/39xxx/CVE-2026-39841.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-39841","state":"PUBLISHED","datePublished":"2026-04-07T19:43:48.096Z","dateUpdated":"2026-04-07T20:42:42.588Z","assignerShortName":"wikimedia-foundation","assignerOrgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","dateReserved":"2026-04-07T18:21:12.573Z"},"containers":{"cna":{"title":"Stored XSS through list fields on Cargo's page values and Special:CargoTables","descriptions":[{"lang":"en","value":"Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in Wikimedia Foundation Mediawiki - Cargo Extension allows Stored XSS.This issue affects Mediawiki - Cargo Extension: before 3.8.7."}],"affected":[{"vendor":"Wikimedia Foundation","product":"Mediawiki - Cargo Extension","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.8.7","versionType":"custom"}]}],"references":[{"url":"https://phabricator.wikimedia.org/T416389"},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1237973"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-80","lang":"en","description":"CWE-80 Improper neutralization of Script-Related HTML tags in a web page (basic XSS)","type":"CWE"}]}],"providerMetadata":{"shortName":"wikimedia-foundation","orgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","dateUpdated":"2026-04-07T20:01:29.127Z"},"impacts":[{"capecId":"CAPEC-592","descriptions":[{"lang":"en","value":"CAPEC-592 Stored XSS"}]}],"credits":[{"lang":"en","value":"Alex44019","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-39841","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-04-07T20:32:32.993981Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-07T20:42:42.588Z"}}]}}}