HOMEVULNERABILITIESCVE-2023-4117
MEDIUMPOC

CVE-2023-4117

CWE-79Published: August 3, 2023· Updated: Jun 17, 2026

6.1
CVSS v3.1

Official Description

A vulnerability, which was classified as problematic, has been found in PHP Jabbers Rental Property Booking 2.0. Affected by this issue is some unknown functionality of the file /index.php. The manipulation of the argument index leads to cross site scripting. The attack may be launched remotely. The identifier of this vulnerability is VDB-235964. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2023-4117 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

A proof-of-concept (PoC) exploit exists for CVE-2023-4117. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeChanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Vendors & Products

phpjabbers1 product(s)
rental property booking calendar
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (6)

https://vuldb.com/?ctiid.235964Permissions Required · Third Party Advisory
https://vuldb.com/?id.235964Third Party Advisory
https://vuldb.com/?ctiid.235964Permissions Required · Third Party Advisory
https://vuldb.com/?id.235964Third Party Advisory

Quick Facts

CVE IDCVE-2023-4117
CVSS Score6.1 / 10
SeverityMEDIUM
WeaknessCWE-79
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedAug 3, 2023

Related CVEs (CWE-79)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-4117 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.