{"id":"CVE-2021-27578","aliases":["EUVD-2021-2094","GHSA-mf7q-gw5f-q8jj"],"status":"published","title":"Cross Site Scripting in markdown interpreter","description":"Cross Site Scripting vulnerability in markdown interpreter of Apache Zeppelin allows an attacker to inject malicious scripts. This issue affects Apache Zeppelin Apache Zeppelin versions prior to 0.9.0.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.03232,"percentile":0.88443,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2021-09-02T00:00:00Z","modified":"2026-10-24T10:30:40Z","fixes":[{"ecosystem":"Maven","package":"org.apache.zeppelin:zeppelin","fixed_in":["0.9.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.zeppelin:zeppelin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.0"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.zeppelin:zeppelin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.0"}]}],"versions":["0.5.0-incubating","0.6.0","0.6.1","0.6.2","0.7.0","0.7.1","0.7.2","0.7.3","0.8.0","0.8.1","0.8.2"]}],"products":[{"vendor":"apache","product":"zeppelin"},{"vendor":"apache software foundation","product":"apache zeppelin"}],"references":[{"url":"https://lists.apache.org/thread.html/r90590aa5ea788128ecc2e822e1e64d5200b4cb92b06707b38da4cb3d%40%3Cusers.zeppelin.apache.org%3E","tags":["mailing-list","x_transferred","Mailing List","Vendor Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2021/09/02/3","tags":["mailing-list","x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://lists.apache.org/thread.html/r90590aa5ea788128ecc2e822e1e64d5200b4cb92b06707b38da4cb3d%40%3Cannounce.apache.org%3E","tags":["mailing-list","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/r31012f2c8e39a5e12e14c1de030012cb8b51c037d953d73b291b7b50%40%3Cusers.zeppelin.apache.org%3E","tags":["mailing-list","x_transferred","web"]},{"url":"https://security.gentoo.org/glsa/202311-04","tags":["vendor-advisory","x_transferred","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27578","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/r90590aa5ea788128ecc2e822e1e64d5200b4cb92b06707b38da4cb3d@%3Cusers.zeppelin.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/r90590aa5ea788128ecc2e822e1e64d5200b4cb92b06707b38da4cb3d@%3Cannounce.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/r31012f2c8e39a5e12e14c1de030012cb8b51c037d953d73b291b7b50@%3Cusers.zeppelin.apache.org%3E","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mf7q-gw5f-q8jj"},{"url":"https://github.com/apache/zeppelin","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-27578","title":"Cross Site Scripting in markdown interpreter","description":"Cross Site Scripting vulnerability in markdown interpreter of Apache Zeppelin allows an attacker to inject malicious scripts. This issue affects Apache Zeppelin Apache Zeppelin versions prior to 0.9.0.","status":"published","published":"2021-09-02T00:00:00Z","modified":"2024-08-03T21:26:09.867Z","updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-2094","description":"Cross Site Scripting vulnerability in markdown interpreter of Apache Zeppelin allows an attacker to inject malicious scripts. This issue affects Apache Zeppelin Apache Zeppelin versions prior to 0.9.0.","status":"published","published":"2021-09-02T00:00:00Z","modified":"2024-08-03T21:26:09Z","updated_at":"2026-11-03T03:24:48.919164Z"}],"ghsa":[{"id":"GHSA-mf7q-gw5f-q8jj","title":"Cross-site Scripting in Apache Zeppelin","description":"Cross Site Scripting vulnerability in markdown interpreter of Apache Zeppelin allows an attacker to inject malicious scripts. This issue affects Apache Zeppelin Apache Zeppelin versions prior to 0.9.0.","status":"published","published":"2021-09-07T22:55:56Z","modified":"2023-11-27T21:44:11Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:22.840002Z"}],"nvd":[{"id":"CVE-2021-27578","description":"Cross Site Scripting vulnerability in markdown interpreter of Apache Zeppelin allows an attacker to inject malicious scripts. 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