CVE-2026-109322 (GCVE-0-2026-109322)
Vulnerability from cvelistv5 – Published: 2026-10-12 16:05 – Updated: 2026-10-15 02:45
VLAI
EPSS
VEX
Title
Grav Guestbook before 0.5.2 Stored XSS via AJAX Pagination and Admin Views
Summary
Grav Guestbook plugin before 0.5.2 contains a stored cross-site scripting vulnerability because its AJAX Load more and Admin Load all handlers insert stored author and message fields into the DOM as unescaped HTML via jQuery. Unauthenticated visitors can submit markup that executes in other visitors' browsers and, in versions 0.5.0 and 0.5.1, in administrator moderation sessions.
Severity
6.1 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-15 02:45 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://github.com/getgrav/grav/security/advisori… | vendor-advisorythird-party-advisory |
| https://www.vulncheck.com/advisories/grav-guestbo… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| getgrav | grav-plugin-guestbook |
Affected:
0 , < 0.5.2
(semver)
Unaffected: 0.5.2 (semver) |
guessed |
Date Public
2026-09-23 00:00
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