CVE-2023-36133
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through...
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through username/password change.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through username/password change.
- Record
CVE-2023-36133- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
CVE List No score
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through username/password change.
- Record
CVE-2023-36133- Updated
- 2026-11-02
EUVDEUVD-2023-40112 No score
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through username/password change.
- Record
EUVD-2023-40112- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-24xj-hpq7-7f3v
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through...
PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through username/password change.
- Record
GHSA-24xj-hpq7-7f3v- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-36133 is a critical vulnerability (CVSS 9.8) in Phpjabbers Availability Booking Calendar, published August 3, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. No source names a fixed version.