{"id":"CVE-2026-35542","details":"An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via a crafted background attribute of a BODY element in an e-mail message. This may lead to information disclosure or access-control bypass.","aliases":["GHSA-5hf6-crg4-fg59"],"modified":"2026-07-15T01:49:08.186163387Z","published":"2026-04-03T03:54:18.465Z","database_specific":{"cwe_ids":["CWE-669"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35542.json","cna_assigner":"mitre"},"references":[{"type":"WEB","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.5.14"},{"type":"WEB","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.6.14"},{"type":"WEB","url":"https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5"},{"type":"WEB","url":"https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35542.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35542"},{"type":"FIX","url":"https://github.com/roundcube/roundcubemail/commit/e052328e3dc75f13adc2e314eaa4096ac21084ad"},{"type":"FIX","url":"https://github.com/roundcube/roundcubemail/commit/fd0e98178db5c73eaa93d005b561874923f9b0f0"},{"type":"FIX","url":"https://github.com/roundcube/roundcubemail/commit/fde14d01adc9f37893cd82b635883e516ed453f8"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/roundcube/roundcubemail","events":[{"introduced":"0"},{"fixed":"d742954ccbcdee7020f8f2e7c49ce0fca5a0efab"},{"introduced":"993b888afe29c383bf45c84f17090f4db96367ba"},{"fixed":"27ec6cc9cb25e1ef8b4d4ef39ce76d619caa6870"},{"fixed":"e052328e3dc75f13adc2e314eaa4096ac21084ad"},{"fixed":"fd0e98178db5c73eaa93d005b561874923f9b0f0"},{"fixed":"fde14d01adc9f37893cd82b635883e516ed453f8"},{"fixed":"8e4a99b0746577c2928f5ae984b3ab533b970ca0"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.5.14"},{"introduced":"1.6.0"},{"fixed":"1.6.14"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*"}}],"versions":["1.7-rc4","1.5.13","1.6.13","1.7-rc3","1.7-rc2","1.5.12","1.6.12","1.7-rc","1.5.11","1.7-beta2","1.7-beta","1.5.10","1.6.11","1.6.10","1.5.9","1.6.9","1.5.8","1.6.8","1.5.7","1.6.7","1.6.6","1.5.6","1.6.5","1.5.5","1.6.4","1.6.3","1.5.4","1.6.2","1.6.1","1.5.3","1.6.0","1.6-beta","1.5.2","1.5.1","1.5.0","1.5-rc","1.5-beta","1.4-rc2","1.4-rc1","1.4-beta","1.3-beta","1.2-rc","1.2-beta","1.1.0","1.1-rc","1.1-beta","v0.1-beta2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-35542.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}