CVE-2021-3137
Cross Site Scripting (XSS) in XWiki
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
- Record
CVE-2021-3137- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
- Record
CVE-2021-3137- Updated
- 2026-11-02
EUVDEUVD-2021-0485 No score
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
- Record
EUVD-2021-0485- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-43hg-g44q-474q No score
Cross Site Scripting (XSS) in XWiki
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
- Record
GHSA-43hg-g44q-474q- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
- Record
CVE-2021-3137- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-43hg-g44q-474q No score
Cross Site Scripting (XSS) in XWiki
XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section.
- Record
GHSA-43hg-g44q-474q- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.xwiki.commons:xwiki-commonsMaven |
before 12.10.3 | 12.10.3 |
org.xwiki.commons:xwiki-commonsMaven |
before 12.10.3, plus listed versions 10.010.110.1-rc-110.1010.10-rc-1 Show 45 moreShow less10.1110.11-rc-110.11.110.11.1010.11.1110.11.210.11.310.11.410.11.510.11.610.11.710.11.810.11.910.210.310.410.4-rc-110.510.5-rc-110.610.6-rc-110.6.110.710.7-rc-110.7.110.810.8-rc-110.8.110.8.210.8.310.911.011.0.111.0.211.0.311.111.1-rc-111.1011.10.111.10.1011.10.1111.10.1211.10.1311.10.211.10.3 |
12.10.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-3137 is a medium vulnerability (CVSS 5.4) in Xwiki, published January 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 55th percentile. Fixed in org.xwiki.commons:xwiki-commons 12.10.3.
References
Left out here: 273 versions. The JSON record has them.