CVE-2020-21142
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
- Record
CVE-2020-21142- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
- Record
CVE-2020-21142- Updated
- 2026-11-02
EUVDEUVD-2020-13919 No score
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
- Record
EUVD-2020-13919- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q8m7-wvp9-24h5 No score
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
Cross Site Scripting (XSS) vulnerabilty in IPFire 2.23 via the IPfire web UI in the mail.cgi.
- Record
GHSA-q8m7-wvp9-24h5- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-21142 is a medium vulnerability (CVSS 6.1) in Ipfire, published June 28, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.69%, the 52nd percentile. No source names a fixed version.