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01 Record

CVE-2023-40760

User enumeration is found in PHP Jabbers Hotel Booking System v4.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

User enumeration is found in PHP Jabbers Hotel Booking System v4.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid

03 Exploitation and scoring

Exploitation
Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
SSVC decision
  • ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.89% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 59.0% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-08-28 00:00Z3 YR AGO
Last updated
2024-10-02 15:38Z2 YR AGO
Reserved
2023-08-22
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-209Generation of Error Message Containing Sensitive InformationBase
Data version
5.1
Document digest
249e4f5cbde5490084c3f2fc07d5671dc9654b6cff045e1ca4b431ecee181f37

05 Affected products

VendorProductVersionsPlatforms
phpjabbershotel_booking_systemNot specified—

06 References