WordPress Instant CSS plugin <= 1.1.4 - Broken Access Control vulnerability
Priority LOW 25CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
Missing Authorization vulnerability in Dylan Blokhuis Instant CSS allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Instant CSS: from n/a through 1.1.4.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00539 45th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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 |
|---|---|---|---|---|---|
| Dylan Blokhuis | Instant CSS | up to 1.1.4 | — | No fix listed | CNA |
- Instant CSS VendorDylan Blokhuis Affected up to 1.1.4 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-38483
- 2026-10-03 Alias added: GHSA-7v6h-292g-jmmf
More Dylan Blokhuis vulnerabilities
- TI-2023-23769 WordPress Instant CSS Plugin <= 1.2.1 is vulnerable to Cross Site Request Forgery (CSRF) CVSS 3.1HIGH 8.8
Sources
- CVE-2023-38483 · CVE Program
- CVE-2023-38483 · NVD
- FIRST EPSS
- GHSA-7v6h-292g-jmmf · 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