{"id":"CVE-2026-55805","state":"PUBLISHED","title":"Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-012","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Stored XSS. This issue affects Drupal core versions: from 0.0.0 to 10.6.13, from 11.3.0 to 11.3.14, from 11.4.0 to 11.4.4, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*, from 0.0.0 to 11.2.*.","publishedAt":"2026-08-25T22:22:20.763Z","updatedAt":"2026-08-26T17:49:10.444Z","severity":{"score":5.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","source":"CISA-ADP"},"assigner":"drupal","products":["Drupal Drupal core"],"affected":[{"vendor":"Drupal","product":"Drupal core","versions":[{"version":"0.0.0","status":"affected","lessThan":"10.6.13","versionType":"semver"},{"version":"11.3.0","status":"affected","lessThan":"11.3.14","versionType":"semver"},{"version":"11.4.0","status":"affected","lessThan":"11.4.4","versionType":"semver"},{"version":"0.0.0","status":"affected","lessThan":"11.0.*","versionType":"semver"},{"version":"0.0.0","status":"affected","lessThan":"11.1.*","versionType":"semver"},{"version":"0.0.0","status":"affected","lessThan":"11.2.*","versionType":"semver"}],"collectionURL":"https://www.drupal.org/project/drupal","repo":"https://git.drupalcode.org/project/drupal"}],"references":["https://www.drupal.org/sa-core-2026-012"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55805.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55805","state":"PUBLISHED","datePublished":"2026-08-25T22:22:20.763Z","dateUpdated":"2026-08-26T17:49:10.444Z","assignerShortName":"drupal","assignerOrgId":"2c85b837-eb8b-40ed-9d74-228c62987387","dateReserved":"2026-06-17T14:59:52.673Z"},"containers":{"cna":{"title":"Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-012","descriptions":[{"lang":"en","value":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Stored XSS. This issue affects Drupal core versions: from 0.0.0 to 10.6.13, from 11.3.0 to 11.3.14, from 11.4.0 to 11.4.4, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*, from 0.0.0 to 11.2.*."}],"affected":[{"vendor":"Drupal","product":"Drupal core","versions":[{"version":"0.0.0","status":"affected","lessThan":"10.6.13","versionType":"semver"},{"version":"11.3.0","status":"affected","lessThan":"11.3.14","versionType":"semver"},{"version":"11.4.0","status":"affected","lessThan":"11.4.4","versionType":"semver"},{"version":"0.0.0","status":"affected","lessThan":"11.0.*","versionType":"semver"},{"version":"0.0.0","status":"affected","lessThan":"11.1.*","versionType":"semver"},{"version":"0.0.0","status":"affected","lessThan":"11.2.*","versionType":"semver"}],"collectionURL":"https://www.drupal.org/project/drupal","repo":"https://git.drupalcode.org/project/drupal"}],"references":[{"url":"https://www.drupal.org/sa-core-2026-012"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\")","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"drupal","orgId":"2c85b837-eb8b-40ed-9d74-228c62987387","dateUpdated":"2026-08-25T22:22:20.763Z"},"datePublic":"2026-07-15T19:52:26.000Z","impacts":[{"capecId":"CAPEC-592","descriptions":[{"lang":"en","value":"CAPEC-592 Stored XSS"}]}],"credits":[{"lang":"en","type":"finder","value":"haii haii (hai27ii2o)"},{"lang":"en","type":"remediation developer","value":"danielveza"},{"lang":"en","type":"remediation developer","value":"Lee Rowlands (larowlan)"},{"lang":"en","type":"remediation developer","value":"Mingsong  (mingsong)"},{"lang":"en","type":"remediation developer","value":"James Gilliland (neclimdul)"},{"lang":"en","type":"coordinator","value":"Greg Knaddison (greggles)"},{"lang":"en","type":"coordinator","value":"Lee Rowlands (larowlan)"},{"lang":"en","type":"coordinator","value":"Dave Long (longwave)"},{"lang":"en","type":"coordinator","value":"Jess  (xjm)"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":5.4,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-26T17:48:58.818106Z","id":"CVE-2026-55805","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-26T17:49:10.444Z"}}]}}}