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Stored cross-site scripting in WP Chill Gallery PhotoBlocks plugin

Priority LOW 28CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
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

The WP Chill Gallery PhotoBlocks plugin (photoblocks-grid-gallery) through 1.3.7 does not properly neutralize input during web page generation, which is a stored cross-site scripting flaw (CWE-79). A user with low privileges can store malicious script that runs in another user's browser when that user interacts with the affected page.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Chill Gallery PhotoBlocks photoblocks-grid-gallery allows Stored XSS.This issue affects Gallery PhotoBlocks: from n/a through 1.3.7.

Why it matters now

EPSS 0.0017 6th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
wpchillGallery PhotoBlocksup to 1.3.7—No fix listedCNA
  • Gallery PhotoBlocks Vendorwpchill Affected up to 1.3.7 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Gallery PhotoBlocks.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-26 Threatist record created from CVE-2026-114710
  2. 2026-10-27 Alias added: GHSA-xwf4-j5cr-7p5m
  3. 2026-10-27 Priority changed: MEDIUM → LOW

References

  • TI-2020-18879 Epsilon Framework Themes (Various Versions) - Function Injection CVSS 3.1CRITICAL 9.8
  • TI-2021-07068 Download Monitor < 4.4.5 - Admin+ SQL Injection CVSS 3.1HIGH 7.2
  • TI-2022-22320 WordPress Download Monitor Plugin <= 4.7.60 is vulnerable to Sensitive Data Exposure CVSS 3.1HIGH 7.5
  • TI-2024-03458 Image Photo Gallery Final Tiles Grid < 3.6.0 - Contributor+ Stored XSS CVSS 3.1MEDIUM 6.8
  • TI-2021-05950 WordPress Download Monitor plugin <= 4.4.6 - Auth. Stored Cross-Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 4.8
  • TI-2026-03090 Kali Forms <= 2.4.9 - Unauthenticated Remote Code Execution via form_process CVSS 3.1CRITICAL 9.8
See all 141 →

Sources