{"schema_version":1,"title":"Nokogiri vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 8 vulnerabilities in Nokogiri: 1 in the last 7 days and 4 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-126079, was published on 10 November 2026. Nothing was published in the last eight weeks.","url":"https://junglewise.ai/threats/vendors/nokogiri","json_url":"https://junglewise.ai/threats/vendors/nokogiri.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/nokogiri","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","thin":false,"counts":{"high":2,"all_time":8,"critical":1,"exploited":0,"last_7_days":1,"last_30_days":1,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-126079","cvss":6.1,"epss":0.0034,"slug":"cve-2026-126079-action-view-is-a-framework-for-handling-view-template-lookup-and","title":"Rails Action View XSS via HTML5 sanitizer in text helpers","severity":"medium","exploited":false,"published_at":"2026-11-10T21:19:26.513+00:00","url":"https://junglewise.ai/threats/cve-2026-126079-action-view-is-a-framework-for-handling-view-template-lookup-and"},{"cvss":5.3,"slug":"nokogiri-unchecked-return-value-in-canonicalize-method-3863de91","title":"Nokogiri unchecked return value in canonicalize method","severity":"medium","exploited":false,"published_at":"2026-08-25T18:31:53+00:00","url":"https://junglewise.ai/threats/nokogiri-unchecked-return-value-in-canonicalize-method-3863de91"},{"cvss":5.3,"slug":"nokogiri-xslt-transform-memory-leak-0441ddf7","title":"Nokogiri XSLT transform memory leak","severity":"medium","exploited":false,"published_at":"2026-08-25T18:31:52+00:00","url":"https://junglewise.ai/threats/nokogiri-xslt-transform-memory-leak-0441ddf7"},{"cve":"CVE-2026-79769","cvss":5.5,"epss":0.0031,"slug":"cve-2026-79769-nokogiri-invalid-memory-read-in-node-initialize-copy-with-args","title":"Nokogiri invalid memory read in Node#initialize_copy_with_args","severity":"medium","exploited":false,"published_at":"2026-08-25T16:17:28.32+00:00","url":"https://junglewise.ai/threats/cve-2026-79769-nokogiri-invalid-memory-read-in-node-initialize-copy-with-args"},{"cve":"CVE-2019-18197","cvss":7.5,"epss":0.0436,"slug":"cve-2019-18197-nokogiri-use-after-free-in-libxslt-dependency","title":"Nokogiri Use After Free in libxslt dependency","severity":"high","exploited":false,"published_at":"2022-05-24T16:59:28+00:00","url":"https://junglewise.ai/threats/cve-2019-18197-nokogiri-use-after-free-in-libxslt-dependency"},{"cve":"CVE-2019-13118","cvss":7.5,"epss":0.0519,"slug":"cve-2019-13118-nokogiri-libxslt-type-confusion-in-xsl-number-instruction","title":"Nokogiri libxslt type confusion in xsl:number instruction","severity":"high","exploited":false,"published_at":"2022-05-24T16:49:07+00:00","url":"https://junglewise.ai/threats/cve-2019-13118-nokogiri-libxslt-type-confusion-in-xsl-number-instruction"},{"cve":"CVE-2019-13117","cvss":5.3,"epss":0.0646,"slug":"cve-2019-13117-nokogiri-uninitialized-read-in-libxslt-xsl-number-processing","title":"Nokogiri uninitialized read in libxslt xsl:number processing","severity":"medium","exploited":false,"published_at":"2022-05-24T16:49:06+00:00","url":"https://junglewise.ai/threats/cve-2019-13117-nokogiri-uninitialized-read-in-libxslt-xsl-number-processing"},{"cve":"CVE-2019-11068","cvss":9.8,"epss":0.0523,"slug":"cve-2019-11068-nokogiri-libxslt-protection-mechanism-bypass-via-crafted-url","title":"Nokogiri libxslt protection mechanism bypass via crafted URL","severity":"critical","exploited":false,"published_at":"2022-05-13T01:21:57+00:00","url":"https://junglewise.ai/threats/cve-2019-11068-nokogiri-libxslt-protection-mechanism-bypass-via-crafted-url"}],"vendor":{"hub":true,"name":"Nokogiri","slug":"nokogiri","homepage":"https://nokogiri.org","description":"Nokogiri is a Ruby library for parsing and manipulating HTML and XML documents.","url":"https://junglewise.ai/threats/vendors/nokogiri"},"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":1}],"most_severe":[{"cve":"CVE-2019-11068","cvss":9.8,"epss":0.0523,"slug":"cve-2019-11068-nokogiri-libxslt-protection-mechanism-bypass-via-crafted-url","title":"Nokogiri libxslt protection mechanism bypass via crafted URL","severity":"critical","exploited":false,"published_at":"2022-05-13T01:21:57+00:00","url":"https://junglewise.ai/threats/cve-2019-11068-nokogiri-libxslt-protection-mechanism-bypass-via-crafted-url"},{"cve":"CVE-2019-13118","cvss":7.5,"epss":0.0519,"slug":"cve-2019-13118-nokogiri-libxslt-type-confusion-in-xsl-number-instruction","title":"Nokogiri libxslt type confusion in xsl:number instruction","severity":"high","exploited":false,"published_at":"2022-05-24T16:49:07+00:00","url":"https://junglewise.ai/threats/cve-2019-13118-nokogiri-libxslt-type-confusion-in-xsl-number-instruction"},{"cve":"CVE-2019-18197","cvss":7.5,"epss":0.0436,"slug":"cve-2019-18197-nokogiri-use-after-free-in-libxslt-dependency","title":"Nokogiri Use After Free in libxslt dependency","severity":"high","exploited":false,"published_at":"2022-05-24T16:59:28+00:00","url":"https://junglewise.ai/threats/cve-2019-18197-nokogiri-use-after-free-in-libxslt-dependency"},{"cve":"CVE-2026-126079","cvss":6.1,"epss":0.0034,"slug":"cve-2026-126079-action-view-is-a-framework-for-handling-view-template-lookup-and","title":"Rails Action View XSS via HTML5 sanitizer in text helpers","severity":"medium","exploited":false,"published_at":"2026-11-10T21:19:26.513+00:00","url":"https://junglewise.ai/threats/cve-2026-126079-action-view-is-a-framework-for-handling-view-template-lookup-and"},{"cve":"CVE-2026-79769","cvss":5.5,"epss":0.0031,"slug":"cve-2026-79769-nokogiri-invalid-memory-read-in-node-initialize-copy-with-args","title":"Nokogiri invalid memory read in Node#initialize_copy_with_args","severity":"medium","exploited":false,"published_at":"2026-08-25T16:17:28.32+00:00","url":"https://junglewise.ai/threats/cve-2026-79769-nokogiri-invalid-memory-read-in-node-initialize-copy-with-args"},{"cve":"CVE-2019-13117","cvss":5.3,"epss":0.0646,"slug":"cve-2019-13117-nokogiri-uninitialized-read-in-libxslt-xsl-number-processing","title":"Nokogiri uninitialized read in libxslt xsl:number processing","severity":"medium","exploited":false,"published_at":"2022-05-24T16:49:06+00:00","url":"https://junglewise.ai/threats/cve-2019-13117-nokogiri-uninitialized-read-in-libxslt-xsl-number-processing"},{"cvss":5.3,"slug":"nokogiri-unchecked-return-value-in-canonicalize-method-3863de91","title":"Nokogiri unchecked return value in canonicalize method","severity":"medium","exploited":false,"published_at":"2026-08-25T18:31:53+00:00","url":"https://junglewise.ai/threats/nokogiri-unchecked-return-value-in-canonicalize-method-3863de91"},{"cvss":5.3,"slug":"nokogiri-xslt-transform-memory-leak-0441ddf7","title":"Nokogiri XSLT transform memory leak","severity":"medium","exploited":false,"published_at":"2026-08-25T18:31:52+00:00","url":"https://junglewise.ai/threats/nokogiri-xslt-transform-memory-leak-0441ddf7"}],"generated_at":"2026-11-13T01:07:00.166518+00:00","technologies":[]}