XSS in Sulu

CVE-2021-32737

Sulu is an open-source PHP content management system based on the Symfony framework. In versions of Sulu prior to 1.6.41, it is possible for a logged in admin user to add a script injection (cross-site-scripting) in the collection title. The problem is patched in version 1.6.41. As a workaround, one may manually patch the affected JavaScript files in lieu of updating.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (48.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H.

Affected products

  • Sulu — versions < 1.6.41

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-32737?
CVE-2021-32737 is a high-severity vulnerability in Sulu, classified under Cross-site Scripting. CVSS score: 8.4/10. Published 2021-07-02.
How severe is CVE-2021-32737?
High severity. CVSS v3 base score is 8.4 out of 10.