WordPress Hester Core plugin <= 1.1.8 - Cross Site Scripting (XSS) vulnerability
Priority LOW 26CWE-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 · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Author Cross Site Scripting (XSS) in Hester Core <= 1.1.8 versions.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0024 15th 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 |
|---|---|---|---|---|---|
| peregrinethemes | Hester Core | up to 1.1.8 | — | No fix listed | CNA |
- Hester Core Vendorperegrinethemes Affected up to 1.1.8 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-57656
- 2026-10-03 Alias added: GHSA-792x-cxvp-364w
More peregrinethemes vulnerabilities
- TI-2026-20451 WordPress Shopwell theme <= 1.0.11 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3
- TI-2025-19650 WordPress Hester plugin <= 1.1.10 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
- TI-2024-23584 WordPress Bloglo and Blogvi themes affected by Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
Sources
- CVE-2026-57656 · CVE Program
- CVE-2026-57656 · NVD
- FIRST EPSS
- GHSA-792x-cxvp-364w · 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