What’s Vulnerable › Vulnerabilities

CVE-2021-38708

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-16 · updated 2026-06-17
• Weakness: CWE-79

Description

In ocProducts Composr CMS before 10.0.38, an attacker can inject JavaScript via Comcode for XSS.

Affected products

• Composr CMS: before 10.0.38 — fixed in 10.0.38

How to fix

Upgrade to a fixed version: Composr CMS 10.0.38. Check the vendor advisory for mitigations.

References

• https://compo.sr/news/view/announcements/two-new-xss-security.htm
• https://compo.sr/news/view/announcements/two-new-xss-security.htm

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