LiveJournal Shortcode contributors can store cross-site scripting payloads
LiveJournal Shortcode through 1.1.1 does not validate and escape some shortcode attributes before returning them in page or post output. A Contributor or higher can store script that executes when another user views the affected content.
- Component
- LiveJournal Shortcode
- Plugin slug
livejournal-shortcode- Affected
- <= 1.1.1
- Safe version
- See mitigation notes
- Published
- Sep 02, 2026
This CVE was published Sep 02, 2026 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
No fixed release is identified. Disable the affected shortcode or remove the plugin, review Contributor-authored content, and investigate privileged activity after affected pages were viewed.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The LiveJournal Shortcode WordPress plugin through 1.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L