TI-2025-31788 Aliases CVE-2025-49873 GHSA-9c2g-rcwg-w2m6

WordPress Elessi theme <= 6.3.9 - Cross Site Scripting (XSS) Vulnerability

LOW 31CWE-79Published 2025-06-20 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NasaTheme Elessi elessi-theme allows Reflected XSS.This issue affects Elessi: from n/a through <= 6.3.9.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0026 17th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
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
NasaTheme	Elessi	up to 6.3.9	—	No fix listed	CNA

Elessi VendorNasaTheme Affected up to 6.3.9 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-49873
2026-10-03 Alias added: GHSA-9c2g-rcwg-w2m6

References

Other 1

https://patchstack.com/database/Wordpress/Theme/elessi-theme/vulnerability/wordpress-elessi-6-3-9-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2025-31186 WordPress Flozen < 1.5.1 - Arbitrary File Upload Vulnerability CVSS 3.1CRITICAL 10.0
TI-2025-26249 WordPress Nasa Core Plugin <= 6.4.4 - Local File Inclusion vulnerability CVSS 3.1HIGH 8.8
TI-2025-26248 WordPress Nasa Core Plugin <= 6.3.2 - Local File Inclusion vulnerability CVSS 3.1HIGH 8.1
TI-2025-31185 WordPress Elessi < 6.4.1 - Local File Inclusion Vulnerability CVSS 3.1HIGH 7.5
TI-2025-26250 WordPress Nasa Core Plugin <= 6.4.4 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
TI-2025-31182 WordPress Nasa Core plugin < 6.4.1 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5

Sources

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