{"cve":"CVE-2020-5253","nvd":{"published":"2020-03-10T17:15:12.973","modified":"2026-06-17T03:21:08.270","status":"Modified","description":"NetHack before version 3.6.0 allowed malicious use of escaping of characters in the configuration file (usually .nethackrc) which could be exploited. This bug is patched in NetHack 3.6.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-269","CWE-184"],"references":["https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8","https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m","https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8","https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m"],"products":["nethack:nethack"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2020-5253","score":0.00543,"percentile":0.45602,"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."]}