Simply Excerpts <= 1.4 - Admin+ Stored XSS
Priority MEDIUM 55CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The Simply Excerpts WordPress plugin through 1.4 does not sanitize and escape some fields in the plugin settings, which could allow high-privilege users such as an administrator to inject arbitrary web scripts even when the unfiltered_html capability is disallowed (for example in a multisite setup).
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00424 36th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
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 | Simply Excerpts | up to 1.4 | — | No fix listed | CNA |
- Simply Excerpts VendorUnknown Affected up to 1.4 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:shooflysolutions:simply_excerpts:*:*:*:*:*:wordpress:*:* | up to 1.4 | Vulnerable | Shooflysolutions |
- cpe:2.3:a:shooflysolutions:simply_excerpts:*:*:*:*:*:wordpress:*:* Versions up to 1.4 Vulnerable ·Shooflysolutions
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-5137
- 2026-10-03 Alias added: GHSA-w9wc-5fqr-x2g2
References
Sources
- CVE-2023-5137 · CVE Program
- CVE-2023-5137 · NVD
- FIRST EPSS
- GHSA-w9wc-5fqr-x2g2 · 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