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CVE-2023-39423

25
FAUCET Score

CVE-2023-39423 is a critical SQL injection vulnerability affecting the RDPData.dll component within ResortData Internet Reservation Module Next Generation. An unauthenticated attacker can exploit a UNION SQL operator via the /irmdata/api/common endpoint to leak session IDs, enabling the impersonation of logged-in users. With a CVSS score of 9.1 (Critical), this vulnerability allows for high confidentiality and integrity impacts without user interaction. Currently, there is no public exploit code, active exploitation, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5.3.2.15CPE matchmatch criteria
cpe:2.3:a:resortdata:internet_reservation_module_next_generation:5.3.2.15:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.6HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.47%
Probability of exploitation in next 30 days
EPSS Percentile
37.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0047 is in the 15th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

bitdefender.com / blog/labs/check-out-with-extra-charges-vulnerabilities-in-hotel-booking-engine-explained
Third Party Advisory