CVE-2020-26885

Name: CVE-2020-26885
Creator: NVD / NIST
Published: 2021-06-07T04:15:07.953+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2020-26885 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. An issue was discovered in 2sic 2sxc before 11.22. A XSS vulnerability in the sxcver parameter of dnn/ui.html allows an attacker to craft a malicious URL that executes a JavaScript payload in a victim's browser.. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

An issue was discovered in 2sic 2sxc before 11.22. A XSS vulnerability in the sxcver parameter of dnn/ui.html allows an attacker to craft a malicious URL that executes a JavaScript payload in a victim's browser.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

1.11%

61.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
2sic	2sxc	>= 8.00.00, < 11.22.00

References

http://burninatorsec.blogspot.com/2021/04/cve-2020-26885-xss-in-2sxc.html?m=1Exploit, Third Party Advisory
https://2SXC.org/en/blog/post/2sxc-security-notification-2021-001Vendor Advisory
https://burninatorsec.blogspot.com/2020/10/cve-2020-26885-xss-in-anchor-tags.htmlExploit, Third Party Advisory
https://github.com/2sic/2sxc/releasesThird Party Advisory
http://burninatorsec.blogspot.com/2021/04/cve-2020-26885-xss-in-2sxc.html?m=1Exploit, Third Party Advisory
https://2SXC.org/en/blog/post/2sxc-security-notification-2021-001Vendor Advisory
https://burninatorsec.blogspot.com/2020/10/cve-2020-26885-xss-in-anchor-tags.htmlExploit, Third Party Advisory
https://github.com/2sic/2sxc/releasesThird Party Advisory

Timeline

Published: Jun 7, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26885?

How severe is CVE-2020-26885?

CVE-2020-26885 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26885?

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-2020-26885?

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

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Source: NVD / NIST