TI-2023-02805 Aliases CVE-2023-2995 GHSA-6vm8-mfgv-3gj5

Leyka < 3.30.4 - Admin+ Stored XSS

MEDIUM 55Published 2023-09-19 · Updated 2025-04-23

Key facts

Attack vector: Network
Privileges required: High
User interaction: Required
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Low · Low · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

The Leyka WordPress plugin before 3.30.4 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00448 39th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix Fixed Leyka (Unknown): 3.30.4

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Unknown	Leyka	before 3.30.4	3.30.4	Patch available	CNA

Leyka VendorUnknown Affected before 3.30.4 Fixed in 3.30.4 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:te-st:leyka::::::wordpress::*	up to 3.30.3	Vulnerable	Te-st

cpe:2.3:a:te-st:leyka:*:*:*:*:*:wordpress:*:* Versions up to 3.30.3 Vulnerable ·Te-st

Remediation

Fix · CNA Leyka (Unknown) Fixed in 3.30.4

Timeline

2026-10-02 Threatist record created from CVE-2023-2995
2026-10-03 Alias added: GHSA-6vm8-mfgv-3gj5

References

Exploit 1

https://wpscan.com/vulnerability/762ff2ca-5c1f-49ae-b83c-1c22bacbc82f

TI-2023-20457 WordPress Leyka Plugin <= 3.30.2 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1HIGH 7.1
TI-2023-16484 WordPress Leyka Plugin <= 3.30.1 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1HIGH 7.1
TI-2023-12182 WordPress Leyka Plugin <= 3.29.2 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1HIGH 7.1
TI-2023-04528 Leyka <= 3.30.7 - Authenticated (Subscriber+) Sensitive Information Exposure CVSS 3.1MEDIUM 6.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences