XSS in Octopus Server
CVE-2022-4898
In affected versions of Octopus Server the help sidebar can be customized to include a Cross-Site Scripting payload in the support link. This was initially resolved in advisory 2022-07 however it was identified that the fix could be bypassed in certain circumstances. A different approach was taken to prevent the possibility of the support link being susceptible to XSS
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.004 (31.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Octopus Octopus_server
- Octopus Deploy Server — versions 2019.7.0, unspecified, 2022.3.348
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2022-4898?
- CVE-2022-4898 is a medium-severity vulnerability in Octopus Server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-01-31.
- How severe is CVE-2022-4898?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2022-4898 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.