CVE-2026-48902 (GCVE-0-2026-48902)

Vulnerability from cvelistv5 – Published: 2026-05-26 16:43 – Updated: 2026-06-05 07:28
VLAI
Title
Joomla! Core - [20260518] - Transport encryption downgrade for password and username reset links
Summary
The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't explicitly set.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-319 - Cleartext Transmission of Sensitive Information
Assigner
References
Impacted products
Vendor Product Version
Joomla! Project Joomla! CMS Affected: 3.9.0-5.4.5
Affected: 6.0.0-6.1.0
Create a notification for this product.
Credits
@ZeroXJacks, https://github.com/ZeroXJacks
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.