Stored XSS in All-in-One Video Gallery shortcode attributes
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The All-in-One Video Gallery WordPress plugin from 0 before 5.0.0 does not validate or escape some shortcode attributes before outputting them in pages and posts where the shortcode is embedded. This flaw, classified as CWE-79, lets a user with the contributor role or higher perform stored cross-site scripting attacks. The references include a link to an exploit.
Written with Claude Haiku 5.5 from the sources below · 2026-11-04
Description from the CNA
The All-in-One Video Gallery WordPress plugin before 5.0.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embedded, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | All-in-One Video Gallery | before 5.0.0 | 5.0.0 | Patch available | CNA |
- All-in-One Video Gallery VendorUnknown Affected before 5.0.0 Fixed in 5.0.0 Patch available CNA
Remediation
Update the All-in-One Video Gallery plugin to version 5.0.0, which fixes the flaw.
Written with Claude Haiku 5.5 from the sources below · 2026-11-04
- Fix · CNA All-in-One Video Gallery (Unknown) Fixed in 5.0.0
Timeline
- 2026-11-04 Threatist record created from CVE-2026-118783
- 2026-11-04 Alias added: GHSA-5rc8-q6x2-7jq7
- 2026-11-04 CVSS score added · CISA ADP
- 2026-11-04 Weakness changed · CISA ADP
- 2026-11-04 CISA SSVC decision points changed
References
Sources
- CVE-2026-118783 · CVE Program
- CVE-2026-118783 · NVD
- FIRST EPSS
- GHSA-5rc8-q6x2-7jq7 · GitHub Advisory Database · CC BY 4.0
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