Business Hours Indicator < 2.3.5 - Authenticated Stored XSS
Priority LOW 25CWE-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 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
The Business Hours Indicator WordPress plugin before 2.3.5 does not sanitise or escape its 'Now closed message" setting when outputting it in the backend and frontend, leading to an Authenticated Stored Cross-Site Scripting issue
Why it matters now
EPSS 0.0062 49th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Business Hours Indicator (Unknown): 2.3.5
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Business Hours Indicator | 2.3.5 to before 2.3.5 | 2.3.5 | Patch available | CNA |
- Business Hours Indicator VendorUnknown Affected 2.3.5 to before 2.3.5 Fixed in 2.3.5 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:business_hours_indicator_project:business_hours_indicator:*:*:*:*:*:wordpress:*:* | before 2.3.5 | Vulnerable | Business Hours Indicator Project |
- cpe:2.3:a:business_hours_indicator_project:business_hours_indicator:*:*:*:*:*:wordpress:*:* Versions before 2.3.5 Vulnerable ·Business Hours Indicator Project
Remediation
- Fix · CNA Business Hours Indicator (Unknown) Fixed in 2.3.5
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24593
- 2026-10-03 Alias added: GHSA-m8hc-gpvf-58px
References
Sources
- CVE-2021-24593 · CVE Program
- CVE-2021-24593 · NVD
- FIRST EPSS
- GHSA-m8hc-gpvf-58px · 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