{"id":"CVE-2021-29240","aliases":["EUVD-2021-15879","GHSA-hp56-5pmq-v75c"],"status":"published","title":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity...","description":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with malicious content.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00936,"percentile":0.61125,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-05-04T11:00:38Z","modified":"2026-06-17T03:47:25Z","products":[{"vendor":"codesys","product":"development_system"}],"references":[{"url":"https://customers.codesys.com/index.php","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.codesys.com/security/security-reports.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://customers.codesys.com/index.php?eID=dumpFile\u0026t=f\u0026f=14636\u0026token=1ce7e6e4cbe4651989ede418450d7c82e972bdf2\u0026download=","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29240"},{"url":"https://github.com/advisories/GHSA-hp56-5pmq-v75c"}],"sources":{"cve":[{"id":"CVE-2021-29240","description":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with malicious content.","status":"published","published":"2021-05-04T11:00:38Z","modified":"2024-08-03T22:02:51.46Z","updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-15879","description":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with malicious content.","status":"published","published":"2021-05-04T11:00:38Z","modified":"2024-08-03T22:02:51Z","updated_at":"2026-11-03T03:24:45.000012Z"}],"ghsa":[{"id":"GHSA-hp56-5pmq-v75c","title":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity...","description":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with malicious content.","status":"published","published":"2022-05-24T17:49:26Z","modified":"2023-01-29T05:06:35Z","updated_at":"2026-11-02T14:46:03.455343Z"}],"nvd":[{"id":"CVE-2021-29240","description":"The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with malicious content.","status":"published","published":"2021-05-04T12:15:16.617Z","modified":"2026-06-17T03:47:25.84Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:52.81233Z"}]}}