XSS in Sophos Web Appliance

CVE-2023-33336

Reflected cross site scripting (XSS) vulnerability was discovered in Sophos Web Appliance v4.3.9.1 that allows for arbitrary code to be inputted via the double quotes.

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: 0.006 (45.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-33336: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-33336?
CVE-2023-33336 is a medium-severity vulnerability in Sophos Web Appliance, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-06-30.
How severe is CVE-2023-33336?
Medium severity. CVSS v3 base score is 4.8 out of 10.