Browser Screenshots < 1.7.6 - Contributor+ 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 Browser Screenshots WordPress plugin before 1.7.6 allowed authenticated users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks as the image_class parameter of the browser-shot shortcode was not escaped.
Why it matters now
EPSS 0.0062 49th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Browser Screenshots (Unknown): 1.7.6
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 | Browser Screenshots | 1.7.6 to before 1.7.6 | 1.7.6 | Patch available | CNA |
- Browser Screenshots VendorUnknown Affected 1.7.6 to before 1.7.6 Fixed in 1.7.6 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:prothemedesign:browser_screenshots:*:*:*:*:*:wordpress:*:* | before 1.7.6 | Vulnerable | Prothemedesign |
- cpe:2.3:a:prothemedesign:browser_screenshots:*:*:*:*:*:wordpress:*:* Versions before 1.7.6 Vulnerable ·Prothemedesign
Remediation
- Fix · CNA Browser Screenshots (Unknown) Fixed in 1.7.6
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24439
- 2026-10-03 Alias added: GHSA-7xfg-7frc-9fj7
References
Sources
- CVE-2021-24439 · CVE Program
- CVE-2021-24439 · NVD
- FIRST EPSS
- GHSA-7xfg-7frc-9fj7 · GitHub Advisory Database · CC BY 4.0
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