{"cve":"CVE-2023-27531","nvd":{"published":"2025-01-09T01:15:07.380","modified":"2026-06-17T05:45:24.827","status":"Deferred","description":"There is a deserialization of untrusted data vulnerability in the Kredis JSON deserialization code","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-502"],"references":["https://discuss.rubyonrails.org/t/cve-2023-27531-possible-deserialization-of-untrusted-data-vulnerability-in-kredis-json/82467"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:58:20.756570362+00:00"},"epss":{"cve":"CVE-2023-27531","score":0.00542,"percentile":0.45561,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-h2wm-p2vg-6pw4","url":"https://osv.dev/vulnerability/GHSA-h2wm-p2vg-6pw4","summary":"Kredis JSON Possible Deserialization of Untrusted Data Vulnerability","modified":"2025-01-10T18:47:40.903534Z","packages":[{"ecosystem":"RubyGems","name":"kredis","purl":"pkg:gem/kredis","ranges":["<1.3.0.1"],"fixed":["1.3.0.1"]}]}],"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."]}