ImageBoss < 3.0.6 - Admin+ Stored Cross-Site Scripting
Priority LOW 23CWE-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 · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
The ImageBoss WordPress plugin before 3.0.6 does not sanitise and escape its Source Name setting, which could allow high privilege users to perform Cross-Site Scripting attacks
Why it matters now
EPSS 0.00699 53rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed ImageBoss – Images Up To 60% Smaller & CDN (Unknown): 3.0.6
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 | ImageBoss – Images Up To 60% Smaller & CDN | 3.0.6 to before 3.0.6 | 3.0.6 | Patch available | CNA |
- ImageBoss – Images Up To 60% Smaller & CDN VendorUnknown Affected 3.0.6 to before 3.0.6 Fixed in 3.0.6 Patch available CNA
Remediation
- Fix · CNA ImageBoss – Images Up To 60% Smaller & CDN (Unknown) Fixed in 3.0.6
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24888
- 2026-10-03 Alias added: GHSA-jj8m-m796-c52m
References
Sources
- CVE-2021-24888 · CVE Program
- CVE-2021-24888 · NVD
- FIRST EPSS
- GHSA-jj8m-m796-c52m · GitHub Advisory Database · CC BY 4.0
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