{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T20:57:42.239","vulnerabilities":[{"cve":{"id":"CVE-2026-39890","sourceIdentifier":"security-advisories@github.com","published":"2026-04-08T21:17:01.267","lastModified":"2026-04-15T17:56:13.590","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"PraisonAI is a multi-agent teams system. Prior to 4.5.115, the AgentService.loadAgentFromFile method uses the js-yaml library to parse YAML files without disabling dangerous tags (such as !!js/function and !!js/undefined). This allows an attacker to craft a malicious YAML file that, when parsed, executes arbitrary JavaScript code. An attacker can exploit this vulnerability by uploading a malicious agent definition file via the API endpoint, leading to remote code execution (RCE) on the server. This vulnerability is fixed in 4.5.115."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-502"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:praison:praisonai:*:*:*:*:*:*:*:*","versionEndIncluding":"4.5.114","matchCriteriaId":"B0754891-B47D-441D-A0E6-710A49389AE4"}]}]}],"references":[{"url":"https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-32vr-5gcf-3pw2","source":"security-advisories@github.com","tags":["Vendor Advisory"]},{"url":"https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-32vr-5gcf-3pw2","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Vendor Advisory"]}]}}]}