TI-2025-06099 Aliases CVE-2025-6716 GHSA-2hfc-4pwf-c6m2

Contest Gallery <= 26.0.8 - Authenticated (Author+) Stored Cross-Site Scripting

LOW 28CWE-79Published 2025-07-11 · Updated 2026-04-08

Key facts

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

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

Summary

The Photos, Files, YouTube, Twitter, Instagram, TikTok, Ecommerce Contest Gallery – Upload, Vote, Sell via PayPal or Stripe, Social Share Buttons, OpenAI plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'upload[1][title]' parameter in all versions up to, and including, 26.0.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00218 12th 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
Wasiliy Strecker / ContestGallery developer	Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe	up to 26.0.8	—	No fix listed	CNA

Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe VendorWasiliy Strecker / ContestGallery developer Affected up to 26.0.8 Fixed in — No fix listed CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPE	Versions	Role	Vendor
cpe:2.3:a:contest-gallery:contest_gallery::::::::	—	—	Wasiliy Strecker / ContestGallery developer

cpe:2.3:a:contest-gallery:contest_gallery:*:*:*:*:*:*:*:* Versions — — ·Wasiliy Strecker / ContestGallery developer

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-6716
2026-10-03 Alias added: GHSA-2hfc-4pwf-c6m2

References

Other 2

TI-2022-03804 Contest Gallery < 19.1.5 - Unauthenticated SQL Injection CVSS 3.1HIGH 7.5
TI-2022-03802 Contest Gallery < 19.1.5.1 - Unauthenticated SQL Injection CVSS 3.1HIGH 7.5
TI-2024-26556 WordPress Contest Gallery plugin <= 23.1.2 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
TI-2022-03797 Contest Gallery < 19.1.5 - Admin+ SQL Injection CVSS 3.1MEDIUM 6.5
TI-2022-03812 Contest Gallery < 19.1.5 - Author+ SQL Injection CVSS 3.1MEDIUM 6.5
TI-2022-03811 Contest Gallery < 19.1.5 - Author+ SQL Injection CVSS 3.1MEDIUM 6.5

See all 54 →

Sources

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