{"id":"CVE-2019-5134","aliases":["EUVD-2019-14739","GHSA-5g96-3868-4x48"],"status":"published","title":"An exploitable regular expression without anchors vulnerability exists in the Web-Based...","description":"An exploitable regular expression without anchors vulnerability exists in the Web-Based Management (WBM) authentication functionality of WAGO PFC200 versions 03.00.39(12) and 03.01.07(13), and WAGO PFC100 version 03.00.39(12). A specially crafted authentication request can bypass regular expression filters, resulting in sensitive information disclosure.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02254,"percentile":0.8305,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-03-10T23:41:24Z","modified":"2026-06-17T02:37:11Z","products":[{"vendor":"wago","product":"pfc100_firmware"},{"vendor":"wago","product":"pfc200_firmware"},{"vendor":"wago","product":"wago pfc100 firmware"},{"vendor":"wago","product":"wago pfc200 firmware"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0923","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5134"},{"url":"https://github.com/advisories/GHSA-5g96-3868-4x48"}],"sources":{"cve":[{"id":"CVE-2019-5134","description":"An exploitable regular expression without anchors vulnerability exists in the Web-Based Management (WBM) authentication functionality of WAGO PFC200 versions 03.00.39(12) and 03.01.07(13), and WAGO PFC100 version 03.00.39(12). A specially crafted authentication request can bypass regular expression filters, resulting in sensitive information disclosure.","status":"published","published":"2020-03-10T23:41:24Z","modified":"2024-08-04T19:47:55.954Z","updated_at":"2026-11-02T14:20:18.411291Z"}],"euvd":[{"id":"EUVD-2019-14739","description":"An exploitable regular expression without anchors vulnerability exists in the Web-Based Management (WBM) authentication functionality of WAGO PFC200 versions 03.00.39(12) and 03.01.07(13), and WAGO PFC100 version 03.00.39(12). A specially crafted authentication request can bypass regular expression filters, resulting in sensitive information disclosure.","status":"published","published":"2020-03-10T23:41:24Z","modified":"2024-08-04T19:47:55Z","updated_at":"2026-11-03T03:06:53.888525Z"}],"ghsa":[{"id":"GHSA-5g96-3868-4x48","title":"An exploitable regular expression without anchors vulnerability exists in the Web-Based...","description":"An exploitable regular expression without anchors vulnerability exists in the Web-Based Management (WBM) authentication functionality of WAGO PFC200 versions 03.00.39(12) and 03.01.07(13), and WAGO PFC100 version 03.00.39(12). A specially crafted authentication request can bypass regular expression filters, resulting in sensitive information disclosure.","status":"published","published":"2022-05-24T17:10:48Z","modified":"2023-01-29T05:01:48Z","updated_at":"2026-11-02T14:44:54.907829Z"}],"nvd":[{"id":"CVE-2019-5134","description":"An exploitable regular expression without anchors vulnerability exists in the Web-Based Management (WBM) authentication functionality of WAGO PFC200 versions 03.00.39(12) and 03.01.07(13), and WAGO PFC100 version 03.00.39(12). A specially crafted authentication request can bypass regular expression filters, resulting in sensitive information disclosure.","status":"published","published":"2020-03-11T22:27:40.177Z","modified":"2026-06-17T02:37:11.49Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:45.254119Z"}]}}