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Vulnerability record · CVE-2021-44263 · published 20 December 2021
CVE-2021-44263: Gurock testrail cross-site scripting vulnerability
Gurock · Testrail
Gurock TestRail before 7.2.4 mishandles HTML escaping.
5.4 CVSS 3.1 Medium EPSS 0.59% · top 53.9% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score, v2 3.5
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD
Description
Gurock TestRail before 7.2.4 mishandles HTML escaping.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected products
1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
| Link | Tags |
|---|---|
| https://discuss.gurock.com/t/testrail-7-2-4-released-to-cloud/20248 | Release NotesVendor Advisory |
| https://gist.github.com/miglen/b09498b4b9fe1be58973bd474af125ab | ExploitThird Party Advisory |
| https://discuss.gurock.com/t/testrail-7-2-4-released-to-cloud/20248 | Release NotesVendor Advisory |
| https://gist.github.com/miglen/b09498b4b9fe1be58973bd474af125ab | ExploitThird Party Advisory |
Track CVE-2021-44263 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
8.8CVE-2018-20063Gurock testrail unrestricted file upload vulnerabilityAn issue was discovered in Gurock TestRail 5.6.0.3853. An "Unrestricted Upload of File" vulnerability exists in the image-upload form (available in t…EPSS 2.7%7.5CVE-2021-40875Gurock TestRail improper access control exposes file list and secretsTestRail versions before 7.2.0.3014 allow unauthenticated access to the /files.md5 file, which lists application files and their paths. Those paths c…EPSS 48%analysed5.4CVE-2021-36538Gurock testrail cross-site scripting vulnerabilityCross Site Scripting (XSS) vulnerability in Gurock TestRail before 7.1.2 allows remote authenticated attackers to run arbitrary code via the referenc…EPSS 0.55%5.4CVE-2021-37788Gurock testrail clickjacking vulnerabilityA vulnerability in the web UI of Gurock TestRail v5.3.0.3603 could allow an unauthenticated, remote attacker to affect the integrity of a device via …EPSS 1.5%5.3CVE-2019-7535Gurock testrail information exposure vulnerabilityindex.php in Gurock TestRail 5.3.0.3603 returns potentially sensitive information for an invalid request, as demonstrated by full path disclosure and…EPSS 1.1%4.3CVE-2014-4857Gurock testrail cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in Gurock TestRail before 3.1.3 allows remote attackers to inject arbitrary web script or HTML via the Creat…EPSS 1.7%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed
Source: NIST National Vulnerability Database (record CVE-2021-44263), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.
