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CVE-2023-33561

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3...

9.8 Critical

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3 results in insecure passwords.

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

0.99%Up 0.9 points since Aug 2, 2023
90%50%10%1%

What each source reports

NVD Score used 9.8

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3 results in insecure passwords.

Record
CVE-2023-33561
CVSS 3.1
9.8 CriticalCVSS: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

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3 results in insecure passwords.

Record
CVE-2023-33561
Updated
2026-11-02
EUVDEUVD-2023-37718 No score

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3 results in insecure passwords.

Record
EUVD-2023-37718
Updated
2026-11-03
GitHub AdvisoriesGHSA-x3xp-qp6c-rgqp 9.8

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3...

Improper input validation of password parameter in PHP Jabbers Time Slots Booking Calendar v 3.3 results in insecure passwords.

Record
GHSA-x3xp-qp6c-rgqp
CVSS 3.1
9.8 CriticalCVSS: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

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-33561 is a critical vulnerability (CVSS 9.8) in Phpjabbers Time Slots Booking Calendar, published August 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. No source names a fixed version.

References

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