Vulnerability Details : CVE-2022-29251
XWiki Platform Flamingo Theme UI is a tool that allows customization and preview of any Flamingo-based skin. Starting with versions 6.2.4 and 6.3-rc-1, a possible cross-site scripting vector is present in the `FlamingoThemesCode.WebHomeSheet` wiki page related to the "newThemeName" form field. The issue is patched in versions 12.10.11, 14.0-rc-1, 13.4.7, and 13.10.3. The easiest available workaround is to edit the wiki page `FlamingoThemesCode.WebHomeSheet` (with wiki editor) according to the suggestion provided in the GitHub Security Advisory.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2022-29251
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-29251
1.83%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 82 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-29251
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST | |
|
7.4
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N |
2.8
|
4.0
|
GitHub, Inc. |
CWE ids for CVE-2022-29251
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
-
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.Assigned by: security-advisories@github.com (Secondary)
-
The product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.Assigned by: security-advisories@github.com (Secondary)
References for CVE-2022-29251
-
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-vmhh-xh3g-j992
XSS in the Flamingo theme manager · Advisory · xwiki/xwiki-platform · GitHubThird Party Advisory
-
https://jira.xwiki.org/browse/XWIKI-19294
[XWIKI-19294] XSS in the Flamingo theme manager - XWiki.org JIRAVendor Advisory
-
https://github.com/xwiki/xwiki-platform/commit/bd935320bee3c27cf7548351b1d0f935f116d437
XWIKI-19294: Fix bad escaping · xwiki/xwiki-platform@bd93532 · GitHubPatch;Third Party Advisory
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