GutenKit < 2.5.0 - Author+ Stored XSS via SVG Upload
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The GutenKit WordPress plugin before 2.5.0 does not sanitise uploaded SVG files on all of the upload paths it enables, allowing users with the file upload capability, such as Author, to upload a malicious SVG and perform Stored Cross-Site Scripting attacks against any user opening it, including administrators.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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 | GutenKit | before 2.5.0 | 2.5.0 | Patch available | CNA |
- GutenKit VendorUnknown Affected before 2.5.0 Fixed in 2.5.0 Patch available CNA
Remediation
- Fix · CNA GutenKit (Unknown) Fixed in 2.5.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
GutenKit 2.5.0
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-15984 GutenKit 2.4.12 - 2.4.15 - Contributor+ Mailchimp Audience Data DisclosurePriority LOW 13
Timeline
- 2026-10-02 Threatist record created from CVE-2026-19697
- 2026-10-03 Alias added: GHSA-wx8r-3g94-mv2j
References
Sources
- CVE-2026-19697 · CVE Program
- CVE-2026-19697 · NVD
- FIRST EPSS
- GHSA-wx8r-3g94-mv2j · 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