Cross-site scripting in InPost Gallery WordPress Plugin
Priority MEDIUM 58CWE-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
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The InPost Gallery WordPress plugin, in versions < 2.2.2, is affected by a reflected cross-site scripting vulnerability in the 'imgurl' parameter to the add_inpost_gallery_slide_item action, which can only be triggered by an authenticated user.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00441 38th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 |
|---|---|---|---|---|---|
| — | InPost Gallery WordPress Plugin | up to 2.1.4.1 | — | No fix listed | CNA |
- InPost Gallery WordPress Plugin Vendor— Affected up to 2.1.4.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pluginus:inpost_gallery:*:*:*:*:*:wordpress:*:* | up to 2.1.4.1 | Vulnerable | realmag777 |
- cpe:2.3:a:pluginus:inpost_gallery:*:*:*:*:*:wordpress:*:* Versions up to 2.1.4.1 Vulnerable ·realmag777
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-28666
- 2026-10-03 Alias added: GHSA-pg65-5772-9qx6
References
More realmag777 Inpost Gallery vulnerabilities
- TI-2022-03728 InPost Gallery < 2.1.4.1 - Unauthenticated LFI to RCE CVSS 3.1CRITICAL 9.8
- TI-2024-10193 Code injection in realmag777 InPost Gallery CVSS 3.1MEDIUM 6.3
Sources
- CVE-2023-28666 · CVE Program
- CVE-2023-28666 · NVD
- FIRST EPSS
- GHSA-pg65-5772-9qx6 · 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