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CVE-2025-49468HighCVSS 8.6CVE published 13 June 2025

No Boss Calendar (com_nobosscalendar) below 5.0.7 - Unauthenticated SQL Injection

No Boss Calendar before 5.0.7 is affected by an unauthenticated SQL injection vulnerability (CVE-2025-49468). Update to 5.0.7 or later.

Is my site affected?

Affected
No Boss Calendar before 5.0.7
Fixed in
5.0.7
What to do
Update No Boss Calendar to 5.0.7 or later.
Check whether your sites are affected

How CVE-2025-49468 is scored

The base metrics as Joomla CNA published them, and what each one means for a site running an affected version. Threat and environmental metrics are left out: they describe a moment or a particular install rather than the flaw.

8.6 High

CVSS 4.0, scored by Joomla CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

How it is reached

AV:N Attack vector
Network. Reachable across the internet
AC:L Attack complexity
Low. Nothing to work around, it just works
AT:N Attack requirements
None. Works against any affected install
PR:H Privileges required
High. Needs an account with elevated rights
UI:N User interaction
None. Nobody has to be tricked into anything

What it does to the site

VC:H Confidentiality
High. Everything the site holds can be read
VI:H Integrity
High. Data and files can be altered at will
VA:H Availability
High. The site can be taken down

What it does beyond the site

SC:N Confidentiality
None. Other systems keep their data
SI:N Integrity
None. Other systems keep their integrity
SA:N Availability
None. Other systems stay up

Timeline

  1. 13 June 2025CVE-2025-49468 record published by its CNA

Rule details

Other vulnerabilities in No Boss Calendar

Updating for CVE-2025-49468 alone can leave a site on a release another rule still matches. These are the other flaws we check for in the same extension.

No Boss Calendar

Latest safe version: 5.0.7

References

CVE-2025-49468 questions

Which versions are affected by CVE-2025-49468?
CVE-2025-49468 affects No Boss Calendar before 5.0.7. The fix is in 5.0.7.
How do I fix CVE-2025-49468?
Update No Boss Calendar to 5.0.7 or later. Then confirm the installed version on the Joomla administrator's Extensions: Manage screen.
How severe is CVE-2025-49468?
Joomla CNA scores it 8.6 (High) under CVSS 4.0. In plain terms: reachable across the internet, needs an account with elevated rights and nobody has to be tricked into anything.

Running an affected version on a site you manage?

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This check is part of the mySites.guru Joomla vulnerability scanner, which reads every installed extension's version on each audit. Browse the rest of the Joomla vulnerability database.

Rules current as of 25 October 2026.