WP Blog and Widget < 2.3.1 - Contributor+ Stored XSS via Shortcode
Priority MEDIUM 58CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The WP Blog and Widgets WordPress plugin before 2.3.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00649 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed WP Blog and Widgets (Unknown): 2.3.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
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 Blog and Widgets | before 2.3.1 | 2.3.1 | Patch available | CNA |
- WP Blog and Widgets VendorUnknown Affected before 2.3.1 Fixed in 2.3.1 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:essentialplugin:wp_blog_and_widget:*:*:*:*:*:wordpress:*:* | before 2.3.1 | Vulnerable | WP OnlineSupport, Essential Plugin |
- cpe:2.3:a:essentialplugin:wp_blog_and_widget:*:*:*:*:*:wordpress:*:* Versions before 2.3.1 Vulnerable ·WP OnlineSupport, Essential Plugin
Remediation
- Fix · CNA WP Blog and Widgets (Unknown) Fixed in 2.3.1
Timeline
- 2026-10-02 Threatist record created from CVE-2022-4824
- 2026-10-03 Alias added: GHSA-f55v-qvgq-fhgw
- 2026-10-16 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2022-4824 · CVE Program
- CVE-2022-4824 · NVD
- FIRST EPSS
- GHSA-f55v-qvgq-fhgw · 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