CVE-2022-26158

Name: CVE-2022-26158
Creator: NVD / NIST
Published: 2022-02-28T16:15:08.203+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.70%

Last modified Jun 17, 2026

CVE-2022-26158 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. An issue was discovered in the web application in Cherwell Service Management (CSM) 10.2.3. It accepts and reflects arbitrary domains supplied via a client-controlled Host header. EPSS estimates a 0.70% chance of exploitation in the next 30 days.

Description

An issue was discovered in the web application in Cherwell Service Management (CSM) 10.2.3. It accepts and reflects arbitrary domains supplied via a client-controlled Host header. Injection of a malicious URL in the Host: header of the HTTP Request results in a 302 redirect to an attacker-controlled page.

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

0.70%

48.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-601

Affected Software

Vendor	Product	Versions
Cherwell	Cherwell Service Management	10.2.3

References

https://github.com/l00neyhacker/CVE-2022-26158Third Party Advisory
https://help.cherwell.com/bundle/release_notes_10_4_help_only/page/content/release_notes/10_4_0_fix_list.htmlRelease Notes, Vendor Advisory
https://github.com/l00neyhacker/CVE-2022-26158Third Party Advisory
https://help.cherwell.com/bundle/release_notes_10_4_help_only/page/content/release_notes/10_4_0_fix_list.htmlRelease Notes, Vendor Advisory

Timeline

Published: Feb 28, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26158?

How severe is CVE-2022-26158?

CVE-2022-26158 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26158?

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-2022-26158?

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

Scan your code now

Source: NVD / NIST