Reading progressbar < 1.3.1 - Admin+ Stored XSS
Priority MEDIUM 53CWE-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
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The Reading progressbar WordPress plugin before 1.3.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00162 5th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Reading progressbar (Unknown): 1.3.1
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 | Reading progressbar | before 1.3.1 | 1.3.1 | Patch available | CNA |
- Reading progressbar VendorUnknown Affected before 1.3.1 Fixed in 1.3.1 Patch available CNA
Remediation
- Fix · CNA Reading progressbar (Unknown) Fixed in 1.3.1
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2687
- 2026-10-03 Alias added: GHSA-6jvr-846q-v6m3
References
Sources
- CVE-2026-2687 · CVE Program
- CVE-2026-2687 · NVD
- FIRST EPSS
- GHSA-6jvr-846q-v6m3 · 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