HIGHVulnerability
CVE-2026-74998
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, responses from the CSS (Cascading Style Sheets) proxy were not validated, which may result in information disclosure or XSS (cross-site scripting) via MIME sniffing.
Properties
- severity
- HIGH
- score
- 7.2
- epss_score
- 0.00269
- cve_id
- CVE-2026-74998
- vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- published_at
- 2026-08-17T13:16:54.270
- last_modified
- 2026-09-01T21:04:08.583
- epss_percentile
- 0.18709
Related Entities (3)
ENRICHED_BY (1)
→[Source]FIRST EPSS
HAS_WEAKNESS (1)
→[Weakness]Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
DESCRIBED_BY (1)
→[Source]NVD
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