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CVE-2026-57829

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Helix Ultimate < 2.2.7

8.7 HighPublic exploit

CVE-2026-57829 is a high vulnerability (CVSS 8.7) in Ollyo Helix Ultimate, published July 13, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.

What does this mean?
Severity
8.7 HighCVSS 4.0, CVE List
Exploit chance
0.25%EPSS, 16th percentile
Exploitation
None known1 public exploit
Fixed in
No fix listedNo source names one

Description

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Helix Ultimate < 2.2.7 - The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Passive

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.25%Unchanged since Jul 13, 2026
90%50%10%1%

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubIs4yev/CVE-2026-578292026-07-13

What each source reports

CVE List Score used8.7

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Helix Ultimate < 2.2.7

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Helix Ultimate < 2.2.7 - The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS.

Record
CVE-2026-57829
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2026-433028.7

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Helix Ultimate < 2.2.7 - The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS.

Record
EUVD-2026-43302
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-6r9m-9724-qfvg8.7

The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS.

The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS.

Record
GHSA-6r9m-9724-qfvg
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/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
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
NVD8.7

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Helix Ultimate < 2.2.7 - The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS.

Record
CVE-2026-57829
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/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
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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