What is CVE-2023-31145?

CVE-2023-31145 is a medium-severity vulnerability in Collabora Online, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2023-05-15.

How severe is CVE-2023-31145?

Medium severity. CVSS v3 base score is 4.3 out of 10.

XSS in Collabora Online

CVE-2023-31145

Collabora Online is a collaborative online office suite based on LibreOffice technology. This vulnerability report describes a reflected XSS vulnerability with full CSP bypass in Nextcloud installations using the recommended bundle. The vu…

Vulnerability class: XSS (Cross-Site Scripting)

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

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Collabora Online
Collaboraonline Online — versions < 6.4.27, >= 21.0.0, < 21.11.9, >= 22.0.0, < 22.05.13

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2023-31145?: CVE-2023-31145 is a medium-severity vulnerability in Collabora Online, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2023-05-15.
How severe is CVE-2023-31145?: Medium severity. CVSS v3 base score is 4.3 out of 10.