XSS in Apache Jspwiki
CVE-2021-40369
A carefully crafted plugin link invocation could trigger an XSS vulnerability on Apache JSPWiki, related to the Denounce plugin, which could allow the attacker to execute javascript in the victim's browser and get some sensitive information about the victim. Apache JSPWiki users should upgrade to 2.11.0 or later.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.034 (88.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
- Apache Jspwiki
- Apache Software Foundation Jspwiki — versions Apache JSPWiki
Weakness classification (CWE)
Public proof-of-concept exploits
References
- jspwiki-wiki.apache.org/Wiki.jsp (Vendor Advisory)
- lists.apache.org/thread/r2j00nrnpjgcmoxvlv3pgfoq9kzrcsfh (Vendor Advisory)
- www.openwall.com/lists/oss-security/2022/08/03/3 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-40369?
- CVE-2021-40369 is a medium-severity vulnerability in Apache Jspwiki, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-24.
- How severe is CVE-2021-40369?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2021-40369 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.