{"id":"CVE-2026-55886","revision":null,"records":[{"revision":"0ee0cb46989e4709acfc61400c3c86ed","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-55886","aliases":[],"title":"Jodit Editor: Prototype Pollution in Jodit via Jodit.modules.Helpers.set()","description":"Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. Versions prior to 4.12.26 are vulnerable to Prototype Pollution through Jodit.modules.Helpers.set(chain, value, obj), which walks the dot-separated chain, creating and following each path segment without filtering prototype-mutating keys. A chain that begins with (or contains) __proto__, constructor, or prototype lets the final assignment reach and mutate Object.prototype. Applications that pass a user-controlled or partially user-controlled key path into Jodit.modules.Helpers.set() could be vulnerable, causing unexpected property injection, logic bypass, denial of service, or secondary security issues. This issue has been fixed in version 4.12.26.","state":0,"publishedAt":"2026-07-01T20:25:43.632+00:00","modifiedAt":"2026-07-02T12:22:32.358+00:00","affected":[{"ecosystem":"Vendor product","name":"jodit","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"xdan\",\n                    \"product\": \"jodit\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 4.12.26\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","score":6.3,"severity":"MEDIUM"}],"references":["https://github.com/xdan/jodit/security/advisories/GHSA-vpmm-x3fm-qr5c"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-55886","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-55886","identifiers":["CVE-2026-55886"]},"retained":false,"historicalAffected":[]},{"revision":"10d2715fbf474ca98beb8f0cfd838367","observedAt":"2026-11-07T12:34:46.663+00:00","statement":{"source":"euvd","id":"EUVD-2026-41138","aliases":["CVE-2026-55886","GHSA-vpmm-x3fm-qr5c"],"title":"Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. Versions prior to 4.12.26 are vulnerable to Prototype Pollution through Jodit.modules.Helpers.set(chain, value, obj), which walks the dot-…","description":"Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. Versions prior to 4.12.26 are vulnerable to Prototype Pollution through Jodit.modules.Helpers.set(chain, value, obj), which walks the dot-separated chain, creating and following each path segment without filtering prototype-mutating keys. A chain that begins with (or contains) __proto__, constructor, or prototype lets the final assignment reach and mutate Object.prototype. Applications that pass a user-controlled or partially user-controlled key path into Jodit.modules.Helpers.set() could be vulnerable, causing unexpected property injection, logic bypass, denial of service, or secondary security issues. This issue has been fixed in version 4.12.26.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","score":6.3,"severity":null}],"references":["https://github.com/xdan/jodit/security/advisories/GHSA-vpmm-x3fm-qr5c"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-41138","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Jul 1, 2026, 8:25:43 PM","dateUpdated":"Jul 2, 2026, 12:22:32 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-41138","identifiers":["EUVD-2026-41138","CVE-2026-55886","GHSA-vpmm-x3fm-qr5c"]},"retained":false,"historicalAffected":[]},{"revision":"98507a270ee6465ab1237b8079a2b509","observedAt":"2026-10-27T15:15:14.036+00:00","statement":{"source":"nvd","id":"CVE-2026-55886","aliases":[],"title":"Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. Versions prior to 4.12.26 are vulnerable to Prototype Pollution through Jodit.modules.Helpers.set(chain, value, obj), which walks the dot-…","description":"Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. Versions prior to 4.12.26 are vulnerable to Prototype Pollution through Jodit.modules.Helpers.set(chain, value, obj), which walks the dot-separated chain, creating and following each path segment without filtering prototype-mutating keys. A chain that begins with (or contains) __proto__, constructor, or prototype lets the final assignment reach and mutate Object.prototype. Applications that pass a user-controlled or partially user-controlled key path into Jodit.modules.Helpers.set() could be vulnerable, causing unexpected property injection, logic bypass, denial of service, or secondary security issues. This issue has been fixed in version 4.12.26.","state":0,"publishedAt":"2026-07-01T21:17:04.22+00:00","modifiedAt":"2026-10-25T16:10:00.147+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":6.3,"severity":"MEDIUM"}],"references":["https://github.com/xdan/jodit/security/advisories/GHSA-vpmm-x3fm-qr5c"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-55886","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-1321"],"productCriteria":[],"sourceDates":{"published":"2026-07-01T21:17:04.220","lastModified":"2026-10-25T16:10:00.147"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-55886","identifiers":["CVE-2026-55886"]},"retained":false,"historicalAffected":[]},{"revision":"fdabc9ad575f4850ac2b70eadbf9efe6","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-vpmm-x3fm-qr5c","aliases":["CVE-2026-55886"],"title":"jodit: Prototype pollution in Jodit via Jodit.modules.Helpers.set()","description":"### Summary\n`Jodit.modules.Helpers.set(chain, value, obj)` walks the dot-separated `chain`, creating and following each path segment, without filtering prototype-mutating keys. A chain that begins with (or contains) `__proto__`, `constructor`, or `prototype` lets the final assignment reach and mutate `Object.prototype` (prototype pollution).\n\n### Affected\n- Package: `jodit` (npm)\n- Versions: `< 4.12.26`\n- Public API: `Jodit.modules.Helpers.set(chain, value, obj)`\n\n### Proof of Concept\n```js\nconst { Jodit } = require('jodit');\ndelete Object.prototype.polluted;\nJodit.modules.Helpers.set('__proto__.polluted', 'yes', {});\nconsole.log(({}).polluted); // \"yes\" (before the fix)\ndelete Object.prototype.polluted;\n```\n\n### Impact\nApplications that pass a user-controlled or partially user-controlled key path into `Jodit.modules.Helpers.set()` could be vulnerable to prototype pollution (CWE-1321): unexpected property injection, logic bypass, denial of service, or secondary security issues.\n\n### Patch\nFixed in 4.12.26 by rejecting any `chain` whose segments include `__proto__`, `constructor`, or `prototype`, reusing the same guard introduced for `Jodit.configure()` in 4.12.18.\n\n### Credit\nResponsibly reported by Junming Wu.","state":0,"publishedAt":"2026-06-18T13:05:01+00:00","modifiedAt":"2026-07-31T14:45:18.9138477+00:00","affected":[{"ecosystem":"npm","name":"jodit","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"4.12.26"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/xdan/jodit/security/advisories/GHSA-vpmm-x3fm-qr5c","https://nvd.nist.gov/vuln/detail/CVE-2026-55886","https://github.com/xdan/jodit"],"sourceUrl":"https://github.com/advisories/GHSA-vpmm-x3fm-qr5c","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-vpmm-x3fm-qr5c","identifiers":["GHSA-vpmm-x3fm-qr5c","CVE-2026-55886"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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