WP YouTube Lyte < 1.7.31 - Contributor+ Stored XSS via Embed Block Attributes
Priority LOW 31CWE-79Published · Updated
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 WP YouTube Lyte WordPress plugin before 1.7.31 does not escape some attributes of YouTube embed blocks before outputting them in an HTML attribute when rendering the block, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00229 13th percentileScored 2026-11-08
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed WP YouTube Lyte (Unknown): 1.7.31
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 | WP YouTube Lyte | before 1.7.31 | 1.7.31 | Patch available | CNA |
- WP YouTube Lyte VendorUnknown Affected before 1.7.31 Fixed in 1.7.31 Patch available CNA
Remediation
- Fix · CNA WP YouTube Lyte (Unknown) Fixed in 1.7.31
Timeline
- 2026-10-02 Threatist record created from CVE-2026-96895
- 2026-10-03 Alias added: GHSA-xjqr-5587-cfwc
References
Sources
- CVE-2026-96895 · CVE Program
- CVE-2026-96895 · NVD
- FIRST EPSS
- GHSA-xjqr-5587-cfwc · GitHub Advisory Database · CC BY 4.0
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