Blubrry PowerPress < 11.16.11 - Contributor+ Stored XSS via Podcast Episode Chapters URL
Priority LOW 32CWE-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 PowerPress Podcasting plugin by Blubrry WordPress plugin before 11.16.11 does not sanitise and escape some of its Podcast Episode settings, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00431 37th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed PowerPress Podcasting plugin by Blubrry (Unknown): 11.16.11
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 | PowerPress Podcasting plugin by Blubrry | before 11.16.11 | 11.16.11 | Patch available | CNA |
- PowerPress Podcasting plugin by Blubrry VendorUnknown Affected before 11.16.11 Fixed in 11.16.11 Patch available CNA
Remediation
- Fix · CNA PowerPress Podcasting plugin by Blubrry (Unknown) Fixed in 11.16.11
Timeline
- 2026-10-02 Threatist record created from CVE-2026-16293
- 2026-10-03 Alias added: GHSA-x9vf-qhcr-qmmf
References
Sources
- CVE-2026-16293 · CVE Program
- CVE-2026-16293 · NVD
- FIRST EPSS
- GHSA-x9vf-qhcr-qmmf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences