What is CVE-2020-26517?

CVE-2020-26517 is a medium-severity vulnerability in Intland Codebeamer, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-06-08.

How severe is CVE-2020-26517?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Intland Codebeamer

CVE-2020-26517

A cross-site scripting (XSS) issue was discovered in Intland codeBeamer ALM 10.x through 10.1.SP4. It is possible to perform XSS attacks through using the WebDAV functionality to upload files to a project (Authn users), using the users import functionality (Admin only), and changing the login text in the application configuration (Admin only).

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-06-08 · last modified 2026-06-17.

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: 0.005 (43.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Intland Codebeamer — versions 10.0.0, 10.0.1, 10.1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

intland.com/codebeamer/application-lifecycle-management/ (Vendor Advisory)
www.compass-security.com/fileadmin/Research/Advisories/2021-10_CSNC-2020-012-co… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-26517?: CVE-2020-26517 is a medium-severity vulnerability in Intland Codebeamer, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-06-08.
How severe is CVE-2020-26517?: Medium severity. CVSS v3 base score is 4.8 out of 10.