WordPress Plugin Cookie Law Bar 1.2.1 Stored XSS via clb_bar_msg
Priority MEDIUM 56CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Cookie Law Bar 1.2.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting unsanitized input to the Bar Message field. Attackers can inject script payloads through the plugin settings page that execute in the browsers of all WordPress users viewing the site, enabling cookie theft and sensitive data exfiltration.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00197 9th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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 |
|---|---|---|---|---|---|
| Cookielawinfo | Cookie Law Bar | 1.2.1 | — | No fix listed | CNA |
- Cookie Law Bar VendorCookielawinfo Affected 1.2.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-47957
- 2026-10-03 Alias added: GHSA-fwf2-qq89-w6p9
References
Exploit 1
More Cookielawinfo vulnerabilities
- TI-2020-13892 ajax_policy_generator in… CVSS 3.1MEDIUM 5.4
Sources
- CVE-2021-47957 · CVE Program
- CVE-2021-47957 · NVD
- FIRST EPSS
- GHSA-fwf2-qq89-w6p9 · 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