What is CVE-2023-33961?

CVE-2023-33961 is a high-severity vulnerability in Leantime, classified under Cross-site Scripting. CVSS score: 8.9/10. Published 2023-05-30.

How severe is CVE-2023-33961?

High severity. CVSS v3 base score is 8.9 out of 10.

XSS in Leantime

CVE-2023-33961

Leantime is a lean open source project management system. Starting in version 2.3.21, an authenticated user with commenting privileges can inject malicious Javascript into a comment. Once the malicious comment is loaded in the browser by a user, the malicious Javascript code executes. As of time of publication, a patch does not exist.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (32.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.9 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L.

Affected products

Leantime — versions => 2.3.21

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2023-33961?: CVE-2023-33961 is a high-severity vulnerability in Leantime, classified under Cross-site Scripting. CVSS score: 8.9/10. Published 2023-05-30.
How severe is CVE-2023-33961?: High severity. CVSS v3 base score is 8.9 out of 10.