CVE-2020-35724

Name: CVE-2020-35724
Creator: NVD / NIST
Published: 2021-01-11T03:15:13.977+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.23%

Last modified Jun 17, 2026

CVE-2020-35724 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the Error.jsp file via the err parameter (or indirectly via the cpr, tcp, or abs parameter). NOTE: This vulnerability only affects products that are no longer supported by the maintainer. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the Error.jsp file via the err parameter (or indirectly via the cpr, tcp, or abs parameter). NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

1.23%

65.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Quest	Policy Authority For Unified Communications	8.1.2.200

References

https://clandestinelabs.io/security-advisories/advisory-multiple-vulnerabilities-in-quest-policy-authority-for-unified-communicationsExploit, Third Party Advisory
https://un4gi.io/blog/multiple-vulnerabilities-in-quest-policy-authority-for-unified-communicationsExploit, Third Party Advisory
https://clandestinelabs.io/security-advisories/advisory-multiple-vulnerabilities-in-quest-policy-authority-for-unified-communicationsExploit, Third Party Advisory
https://un4gi.io/blog/multiple-vulnerabilities-in-quest-policy-authority-for-unified-communicationsExploit, Third Party Advisory

Timeline

Published: Jan 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-35724?

How severe is CVE-2020-35724?

CVE-2020-35724 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35724?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-35724?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST