CVE-2023-4112
Published: 03 August 2023
Summary
CVE-2023-4112 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Phpjabbers Shuttle Booking Software. Its CVSS base score is 4.3 (Medium).
Operationally, ranked in the top 5.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
A vulnerability classified as cross-site scripting (CWE-79) affects PHP Jabbers Shuttle Booking Software version 1.0. The issue exists in an unspecified portion of the file /index.php, where unsanitized input manipulation enables reflected or stored script injection. It carries a CVSS 3.1 base score of 4.3 and was publicly disclosed on 2023-08-03 after the vendor did not respond to early notification.
An unauthenticated remote attacker can trigger the flaw by supplying crafted input that is rendered in a victim's browser when the affected page is loaded, requiring user interaction such as clicking a malicious link. Successful exploitation permits limited alteration of page content or session behavior without direct impact on confidentiality or availability.
Public references, including Packet Storm and Vuldb entries, reproduce proof-of-concept requests but contain no vendor-supplied patches or configuration guidance. The associated EPSS score reached a peak of 0.1710 with a current value of 0.1513, indicating modest post-disclosure interest without evidence of widespread exploitation.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-53998
Vulnerability details
A vulnerability was found in PHP Jabbers Shuttle Booking Software 1.0. It has been classified as problematic. This affects an unknown part of the file /index.php. The manipulation leads to cross site scripting. It is possible to initiate the attack…
more
remotely. The associated identifier of this vulnerability is VDB-235959. 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.