CVE-2023-26478
xwiki contains Exposed Dangerous Method or Function
Description
### Impact `org.xwiki.store.script.TemporaryAttachmentsScriptService#uploadTemporaryAttachment` is returning an instance of `com.xpn.xwiki.doc.XWikiAttachment`. This class is not supported to be exposed to users without the `programing` right. `com.xpn.xwiki.api.Attachment` should be used instead and takes case of checking the user's rights before performing dangerous operations. ### Patches This has been patched in the version 14.9-rc-1 and 14.4.6. ### Workarounds There's no workaround for this issue. ### References https://jira.xwiki.org/browse/XWIKI-20180 ### For more information If you have any questions or comments about this advisory: * Open an issue in [JIRA](https://jira.xwiki.org/) * Email us at [security ML](mailto:[email protected])
How to fix CVE-2023-26478
To remediate CVE-2023-26478, upgrade the affected package to a fixed version below.
- —upgrade to 14.4.6 or later
Is CVE-2023-26478 being exploited?
Low — EPSS is 4.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 14.3-rc-1, < 14.4.6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.6 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L |