{"cve":"CVE-2023-26268","nvd":{"published":"2023-05-02T21:15:09.233","modified":"2026-06-17T05:42:56.843","status":"Modified","description":"Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:\n  *  validate_doc_update\n\n  *  list\n\n  *  filter\n\n  *  filter views (using view functions as filters)\n\n  *  rewrite\n\n  *  update\n\n\n\nThis doesn't affect map/reduce or search (Dreyfus) index functions.\n\nUsers are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).\n\nWorkaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-200"],"references":["https://docs.couchdb.org/en/stable/cve/2023-26268.html","https://lists.apache.org/thread/ldkqs0nhpmho26bdxf4fon7w75hsq5gl","https://lists.apache.org/thread/r2wvjfysg3d92lhhjd1qh3wfr8mlp0pp","https://docs.couchdb.org/en/stable/cve/2023-26268.html","https://lists.apache.org/thread/ldkqs0nhpmho26bdxf4fon7w75hsq5gl"],"products":["apache:couchdb","ibm:cloudant"],"source":"nvd","synced_at":"2026-10-19T21:38:05.473481323+00:00"},"epss":{"cve":"CVE-2023-26268","score":0.01429,"percentile":0.73001,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}