XSS in B2evolution Cms
CVE-2020-22839
Reflected cross-site scripting vulnerability (XSS) in the evoadm.php file in b2evolution cms version 6.11.6-stable allows remote attackers to inject arbitrary webscript or HTML code via the tab3 parameter.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.045 (90.5th 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
- B2evolution B2evolution_cms — versions 6.11.6
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-22839?
- CVE-2020-22839 is a medium-severity vulnerability in B2evolution Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-02-09.
- How severe is CVE-2020-22839?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-22839 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.