VikBooking 1.8.8 - 1.8.14 - Unauthenticated Stored XSS via SVG Chat Attachment
Priority MEDIUM 40CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- 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 VikBooking Hotel Booking Engine & PMS WordPress plugin before 1.8.15 does not restrict the type of files unauthenticated visitors may attach to its live chat, nor sanitize their contents, allowing them to store active content which is executed in the context of an administrator viewing the conversation.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0045 39th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed VikBooking Hotel Booking Engine & PMS (Unknown): 1.8.15
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 | VikBooking Hotel Booking Engine & PMS | 1.8.8 to before 1.8.15 | 1.8.15 | Patch available | CNA |
- VikBooking Hotel Booking Engine & PMS VendorUnknown Affected 1.8.8 to before 1.8.15 Fixed in 1.8.15 Patch available CNA
Remediation
- Fix · CNA VikBooking Hotel Booking Engine & PMS (Unknown) Fixed in 1.8.15
Timeline
- 2026-10-02 Threatist record created from CVE-2026-85127
- 2026-10-03 Alias added: GHSA-m65h-f32q-qmrr
References
Sources
- CVE-2026-85127 · CVE Program
- CVE-2026-85127 · NVD
- FIRST EPSS
- GHSA-m65h-f32q-qmrr · 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