Is CVE-2026-48907 in the CISA KEV catalog?

Yes. CVE-2026-48907 is on the CISA Known Exploited Vulnerabilities list, added 2026-06-16.

What is the CVSS severity of CVE-2026-48907?

CVE-2026-48907 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2026-48907?

CVE-2026-48907 has an EPSS score of 80.42% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-48907?

Upgrade jce to 2.9.99.5 or later.

CVE & CISA-KEV Catalog

CVE-2026-48907

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

NVD

Description

A vulnerability in the JCE editor extension for Joomla allows the creation of new editor profiles for unauthenticated users, ultimately resulting in PHP code upload and execution.

CWE-284Improper Access Control

How to fix

Remediation Available

jceNVD

Affected:< 2.9.99.5Fixed in:2.9.99.5CVE-2026-48907derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

80.42%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Remediation due: 2026-06-19

References

Vendor Advisory1

joomlacontenteditor.net

Government Resource1

cisa.gov

Product1

joomlacontenteditor.net

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-17.