XSS in Sophos Utm
CVE-2021-25273
Stored XSS can execute as administrator in quarantined email detail view in Sophos UTM before version 9.706.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.008 (57.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Sophos Utm — versions unspecified
- Sophos Unified Threat Management
Weakness classification (CWE)
References
- community.sophos.com/utm-firewall/b/blog/posts/utm-up2date-9-706-released (Release Notes, Vendor Advisory)
- seclists.org/fulldisclosure/2021/Dec/3 (mailing-list, Exploit, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-25273?
- CVE-2021-25273 is a medium-severity vulnerability in Sophos Utm, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-07-29.
- How severe is CVE-2021-25273?
- Medium severity. CVSS v3 base score is 4.8 out of 10.