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CVE-2023-36134

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address...

9.8 Critical

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address and/or password (on the Profile Page) allows remote attackers to take over accounts.

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

0.55%Up 0.5 points since Aug 4, 2023
90%50%10%1%

What each source reports

NVD Score used 9.8

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address and/or password (on the Profile Page) allows remote attackers to take over accounts.

Record
CVE-2023-36134
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-345
Updated
2026-11-02
CVE List No score

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address and/or password (on the Profile Page) allows remote attackers to take over accounts.

Record
CVE-2023-36134
Updated
2026-11-02
EUVDEUVD-2023-40113 No score

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address and/or password (on the Profile Page) allows remote attackers to take over accounts.

Record
EUVD-2023-40113
Updated
2026-11-03
GitHub AdvisoriesGHSA-29fr-85p4-x964 9.8

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address...

In PHP Jabbers Class Scheduling System 1.0, lack of verification when changing an email address and/or password (on the Profile Page) allows remote attackers to take over accounts.

Record
GHSA-29fr-85p4-x964
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-345
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-2023-36134 is a critical vulnerability (CVSS 9.8) in Phpjabbers Class Scheduling System, published August 3, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. No source names a fixed version.

References

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