{"id":"CVE-2020-23258","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-23258","generatedAt":"2026-10-28T02:59:12.319Z","title":"An issue found in Jsish v.3.0.11 allows a remote attacker to cause a denial of service via the Jsi_ValueIsNumber function in ./src/jsiValue.c file.","description":"An issue found in Jsish v.3.0.11 allows a remote attacker to cause a denial of service via the Jsi_ValueIsNumber function in ./src/jsiValue.c file.","published":"2023-04-04T15:15:08.000Z","lastModified":"2026-06-17T03:04:38.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-787"],"affected":["jsish/jsish"],"epss":{"score":0.00999,"percentile":0.62527,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/pcmacdon/jsish/issues/12","tags":["Exploit","Issue Tracking","Patch"],"source":"cve@mitre.org"},{"url":"https://jsish.org/fossil/jsi2/tktview?name=2ba1d89d32","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"https://github.com/pcmacdon/jsish/issues/12","tags":["Exploit","Issue Tracking","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://jsish.org/fossil/jsi2/tktview?name=2ba1d89d32","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-23258","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}