CVE-2021-26929

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/horde/webmail/releases", "name": "https://github.com/horde/webmail/releases", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://lists.horde.org/archives/announce/2021/001298.html", "name": "https://lists.horde.org/archives/announce/2021/001298.html", "tags": ["Mailing List", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://www.horde.org/apps/webmail", "name": "https://www.horde.org/apps/webmail", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://www.alexbirnberg.com/horde-xss.html", "name": "https://www.alexbirnberg.com/horde-xss.html", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00028.html", "name": "[debian-lts-announce] 20210219 [SECURITY] [DLA 2564-1] php-horde-text-filter security update", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://packetstormsecurity.com/files/162187/Webmail-Edition-5.2.22-XSS-Remote-Code-Execution.html", "name": "http://packetstormsecurity.com/files/162187/Webmail-Edition-5.2.22-XSS-Remote-Code-Execution.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}, {"url": "http://packetstormsecurity.com/files/162194/Horde-Groupware-Webmail-5.2.22-Cross-Site-Scripting.html", "name": "http://packetstormsecurity.com/files/162194/Horde-Groupware-Webmail-5.2.22-Cross-Site-Scripting.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An XSS issue was discovered in Horde Groupware Webmail Edition through 5.2.22 (where the Horde_Text_Filter library before 2.3.7 is used). The attacker can send a plain text e-mail message, with JavaScript encoded as a link or email that is mishandled by preProcess in Text2html.php, because bespoke use of \\x00\\x00\\x00 and \\x01\\x01\\x01 interferes with XSS defenses."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-79"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-26929", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}}, "publishedDate": "2021-02-14T04:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:horde:groupware:*:*:*:*:webmail:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "5.2.22"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-04-19T20:21Z"}