CVE-2026-85127 json
VikBooking 1.8.8 - 1.8.14 - Unauthenticated Stored XSS via SVG Chat Attachment
published 2026-09-18 52 d ago modified 2026-09-18 51 d ago also EUVD-2026-82667
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 39%
- public exploits
- 0
- none known
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.
Patch / fix
- Unknown VikBooking Hotel Booking Engine & PMS 1.8.15
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 52 d ago
Exploit prediction
0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/4bca17fb-e9b4-4dc7-994f-08ce4aafadc7/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Unknown VikBooking Hotel Booking Engine & PMS
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wpscan.com
/vulnerability/4bca17fb-e9b4-4dc7-994f-08ce4aafadc7/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-85127
- NVD CVE-2026-85127
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.