CVE-2026-48903Disclosure(joomla / joomla\!)

LOWCVSS 6.1 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components.

joomla CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://developer.joomla.org/security-centre/1051-20260519-framework-inadequate-content-filtering-within-the-checkattribute-filter-code.html

Weakness type (CWE)

CWE-79

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

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

joomla\!

Threat summary

2 mentions across 1 observed day

What's happening

Technical details provided in 2 signals
Disclosure: 2 classified signals
2 total mentions across 1 day

Affected systems

Vendors

joomla

Products

joomla\!

Deep dive

Activity timeline2 mentions / 1d

Signal classification1 categories

Disclosure

2100.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

Infoflowcloud@infoflowcloud137d
Disclosure
🚨*CVE* CVE-2026-48903 Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components. https://www.cve.org/CVERecord?id=CVE-2026-48903 ----- Traducción: CVE-2026-48903 Falta de filtrado de contenido adecuado dentro de los mét… http://infoflow.cloud`
Post summary
The tweet announces CVE‑2026‑48903, describing it as an XSS issue stemming from poor content filtering in checkAttribute methods, and provides a link to the CVE record.
0000043
79 followersView on X
CVE@CVEnew137d
Disclosure
CVE-2026-48903 Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components. https://www.cve.org/CVERecord?id=CVE-2026-48903
Post summary
The message announces CVE‑2026‑48903 as an XSS issue caused by poor content filtering but provides no PoC, exploit code, or mitigation details.
00000298
57.5K followersView on X

CPE platform detail1 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

1 of 1 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	joomla	joomla\!	-	-	-

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