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Back to active CVEs
Medium · CVSS 6.5CVE-2026-84781

WordPress Gallery PhotoBlocks plugin <= 1.3.4 - Cross Site Scripting (XSS) vulnerabilityCVE-2026-84781

Answer in brief

CVE-2026-84781 records a Medium severity (CVSS 6.5) vulnerability in WordPress Gallery PhotoBlocks plugin <= 1.3.4 - Cross Site Scripting (XSS) vulnerability. The current sources do not mark it as known exploited. The current feed maps WP Chill/Gallery PhotoBlocks (generic), WP Chill/photoblocks-grid-gallery (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 2, 2026Updated Sep 3, 2026Source checked Oct 18, 2026First seen by HOL Sep 2, 2026Material review Sep 3, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.5
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 6.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps WP Chill/Gallery PhotoBlocks (generic), WP Chill/photoblocks-grid-gallery (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
WP Chill/Gallery PhotoBlocksgenericn/aNot reported
WP Chill/photoblocks-grid-gallerygeneric>=n/a <=1.3.4Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for WP Chill/Gallery PhotoBlocks, WP Chill/photoblocks-grid-gallery.
  2. 2Review the reported fix. Source-reported solution: Update the WordPress Gallery PhotoBlocks Plugin to the latest available version (at least 1.3.5).

Evidence timeline and material changes

  1. Published upstream

    Sep 2, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 3, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 2, 2026

Sources and claim methodology

  • Source referencepatchstack.com
Upstream source description

Contributor Cross Site Scripting (XSS) in Gallery PhotoBlocks <= 1.3.4 versions.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • phpMyFAQ 3.2.1 before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Stored XSS via iframe data: URIAlso CWE-79
  • phpMyFAQ 4.2.0-alpha before 4.2.0-beta Stored XSS via SVG DTD Entity BypassAlso CWE-79
  • Coder before 2.34.2 Stored HTML Injection via Appearance SettingsAlso CWE-79
  • WordPress SMS Alert Order Notifications plugin <= 4.0.1 - Broken Access Control vulnerabilitySame generic ecosystem
  • THU-MIG yoloe AutoBackend Model Loading autobackend.py eval eval injectionSame generic ecosystem
  • nemoTyrant manong func.php arr2sql sql injectionSame generic ecosystem

Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Oct 18, 2026
References
1 linked source
Open source record