CVE-2023-3543
Published: 07 July 2023
Summary
CVE-2023-3543 is a low-severity Cross-site Scripting (CWE-79) vulnerability in Gzscripts Availability Booking Calendar Php. Its CVSS base score is 3.5 (Low).
Operationally, ranked at the 27.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-44199
Vulnerability details
A vulnerability was found in GZ Scripts Availability Booking Calendar PHP 1.8. It has been classified as problematic. This affects an unknown part of the file load.php of the component HTTP POST Request Handler. The manipulation of the argument cid/first_name/second_name/address_1/country…
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leads to cross site scripting. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-233295. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.