Page generated: 08 Nov 2026, 12:12 UTC
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CVE-2026-48907

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.

CVSS 10.0 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.9/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 10: +1.50
  • Fresh EPSS: 85.44%: +0.43

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 10 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Recorded Future
Press · 07 Aug 2026, 07:00 · July 2026 CVE Landscape - Recorded Future
https://tech-insider.org/
Press · 17 Jul 2026, 07:00 · CVE-2026-48907: Joomla JCE Zero-Day Hits CVSS 10.0 [2026] - https://tech-insider.org/
The Hacker News
Press · 13 Jul 2026, 07:00 · iCagenda and Balbooa Forms Joomla Flaws Reportedly Exploited as Zero-Days - The Hacker News
Australian Cyber Security Magazine
Press · 09 Jul 2026, 07:00 · ACSC warns of large-scale campaign exploiting CMS vulnerabilities in Australia - Australian Cyber Security Magazine
Latest Hacking News - Exploits, Vulnerabilities, Tech and Tutorials
Press · 18 Jun 2026, 07:00 · CVE-2026-48907: How the Joomla JCE Exploit Works and What to Do About It - Latest Hacking News - Exploits, Vulnerabilities, Tech and Tutorials
See all 10 source documents
Pasquale Pillitteri
Press · 18 Jun 2026, 07:00 · Joomla Content Editor: CVE-2026-48907 (CVSS 10.0) Is Already Exploited on Hundreds of Sites - Pasquale Pillitteri
SecurityWeek
Press · 17 Jun 2026, 07:00 · Joomla, LiteSpeed Vulnerabilities Exploited in Attacks - SecurityWeek
BleepingComputer
Press · 17 Jun 2026, 07:00 · CISA orders feds to patch max severity Joomla plugin flaw by Friday - BleepingComputer
CCB Belgium
Press · 17 Jun 2026, 07:00 · Warning: Critical Vulnerability in Joomla Content Editor Extension (JCE), Patch Immediately! - CCB Belgium
The Hacker News
Press · 17 Jun 2026, 07:00 · CISA Warns of Actively Exploited Joomla JCE Flaw Allowing PHP Code Execution - The Hacker News

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.9 (2026-11-02 15:14). The curve appears once the score changes.

Public exploit evidence

5

Public exploit entries / repo candidates

See 5 repos with metrics
RepositoryStarsForksLanguageUpdated
ywh-jfellus/CVE-2026-48907165Shell11 Jun 2026, 14:38
ChiefYoru/CVE-2026-48907_PoC10Python19 Jul 2026, 08:21
pssec-io/CVE-2026-4890710PHP30 Jun 2026, 15:37
CoNistical/CVE-2026-4890700Python29 Oct 2026, 16:05
NoXiVaR/CVE-2026-4890700Python01 Jul 2026, 14:22
Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 10; EPSS 85.4%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 14:00:13.371876+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
05 Jun 2026, 07:31
Added to the CISA KEV catalog
16 Jun 2026, 00:00
First press mention
17 Jun 2026, 07:00
Latest press mention
07 Aug 2026, 07:00
Score calculated
05 Nov 2026, 14:00
PoCs on GitHub
5 repositories