Open Redirect in Cherwell Service Management

CVE-2022-26158

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.

Vulnerability class: Open Redirect

EPSS: 0.007 (50.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-26158?
CVE-2022-26158 is a medium-severity vulnerability in Cherwell Service Management, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2022-02-28.
How severe is CVE-2022-26158?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2022-26158 known to be exploited?
10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.