CVE-2026-48902Disclosure(joomla / joomla\!)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch joomla joomla\! systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't explicitly set.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-319

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • joomla\!

Threat summary

  • Patch or workaround signal is available
  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • Disclosure: 3 classified signals
  • Peaked 1d ago at 2 mentions (2026-05-29); latest day: 1
  • 3 total mentions across 2 days

Affected systems

Vendors
Products
joomla\!

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-05-29: 2Mentions · 2026-06-03: 1Patch / Workaround · 2026-05-29: 1Technical Details · 2026-05-29: 105-2906-03
Signal classification1 categories
Disclosure
3100.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-05-292
Disclosure2
2026-06-031
Disclosure1
Full discourse3 posts
  • CERT-PY@CERTpy
    Disclosure

    ⚠️ Vulnerabilidades en productos Joomla ❗ CVE-2026-48904 ❗ CVE-2026-48902 ❗ CVE-2026-35223 ➡️ Más info: https://www.cert.gov.py/vulnerabilidades-en-productos-joomla-2/ https://t.co/Bbf1vJ9IzF

    Post summary

    Three Joomla product CVEs (CVE-2026-48904, CVE-2026-48902, CVE-2026-35223) are referenced with a link for more details, but the post lacks PoC, exploit code, active exploitation claims, or technical mitigation information.

    00000115
    6.7K followersView on X
  • SecAlerts@SecAlertsCo
    Disclosure

    Critical 9.8 in Joomla! Core (CVE-2026-48902): password/username reset links silently downgrade to plain HTTP unless "Force SSL" is set — exposing credentials in transit. Check your Joomla config now. #Joomla #infosec https://secalerts.co/vulnerability/CVE-2026-48902 https://t.co/IobDrDcqof

    Post summary

    The tweet announces a critical Joomla core vulnerability (CVE-2026-48902) that downgrades reset links from HTTPS to HTTP, exposing credentials, and recommends enabling Force SSL as a workaround.

    0000073
    826 followersView on X
  • DailyCVE@dailycve
    Disclosure

    🔴 Joomla, Transport Encryption Downgrade, #CVE-2026-48902 (Critical) -DC-May2026-40 https://dailycve.com/joomla-transport-encryption-downgrade-cve-2026-48902-critical-dc-may2026-40/

    Post summary

    The content announces the discovery of a new critical Joomla vulnerability, CVE‑2026‑48902, but provides no further technical or threat details.

    0000051
    207 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appjoomlajoomla\!---

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