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YOOtheme Zoo EUVDEUVD-2026-63939

| CVE-2026-76611 MEDIUM
Path Traversal (CWE-22)
2026-08-21 Joomla GHSA-j32c-fpr2-v6gm
6.9
CVSS 4.0 · Vendor: Joomla
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Severity by source

Vendor (Joomla) PRIMARY
6.9 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
5.3 MEDIUM

Network-reachable, unauthenticated directory listing yields low confidentiality impact; no integrity or availability impact from listing alone.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (Joomla).

CVSS VectorVendor: Joomla

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Aug 21, 2026 - 13:08 vuln.today
CVE Published
Aug 21, 2026 - 12:15 cve.org
MEDIUM 6.9

DescriptionCVE.org

Joomla Extension - yootheme.com - Unauthenticated arbitrary directory listing via the Gallery element in Zoo < 4.1.66.

AnalysisAI

Unauthenticated arbitrary directory listing in the Gallery element of the YOOtheme Zoo extension for Joomla exposes server-side directory structures to any remote, unauthenticated attacker on sites running Zoo versions prior to 4.1.66. The path traversal vulnerability (CWE-22) allows crafted requests to enumerate directories outside the intended scope of the Gallery element, potentially revealing sensitive filesystem layout including configuration paths, user data directories, or other installed components. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Identify public Joomla site using Zoo Gallery
Delivery
Send crafted HTTP request with path traversal payload
Exploit
Gallery element resolves traversed directory path
Execution
Server returns out-of-scope directory listing
Impact
Attacker enumerates sensitive filesystem paths

Vulnerability AssessmentAI

Exploitation The YOOtheme Zoo extension must be installed and active on the Joomla instance, and specifically a view or page using the Gallery element must be accessible to unauthenticated users. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 base score of 6.9 overstates risk relative to the actual impact class: arbitrary directory listing is an information disclosure primitive, not code execution or data exfiltration. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An unauthenticated attacker identifies a Joomla site running a vulnerable version of the Zoo extension with an active Gallery element. The attacker crafts an HTTP GET request targeting the Gallery element's directory listing endpoint, injecting path traversal sequences to enumerate directories outside the intended media folder - for example, resolving to the Joomla configuration directory or the server's /etc path. …
Remediation Upgrade the YOOtheme Zoo extension to version 4.1.66 or later, which is the vendor-confirmed fix version per the CVE description. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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EUVD-2026-63939 vulnerability details – vuln.today

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