Software intelligence
Important: Blocksy Companion appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works
Tracked advisories
12
Latest advisory
1 July 2026
CISA KEV matches
0
In this WordPress feed
WordPress slug
blocksy-companion
Plugin
This catalog lists 12 known advisories affecting Blocksy Companion. The most recent was published on 1 July 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.
Blocksy Companion <= 2.1.46 - Unauthenticated Arbitrary File Upload via 'blc-review-images[]' Parameter
May allow attackers to run arbitrary code on the server if exploited.
Published 1 July 2026
Blocksy Companion <= 2.1.45 - Authenticated (Editor+) Stored Cross-Site Scripting via 'product_description' Parameter
May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Published 18 June 2026
Blocksy Companion <= 2.1.19 - Authenticated (Author+) Arbitrary File Upload via SVG Upload Bypass
May allow attackers to run arbitrary code on the server if exploited.
Published 10 November 2025
Known Blocksy Companion advisories published by month.
CVE-2026-15158 · Published 1 July 2026
Affected versions: ≤ 2.1.46
CVE-2026-12430 · Published 18 June 2026
Affected versions: ≤ 2.1.45
CVE-2025-12846 · Published 10 November 2025
Affected versions: ≤ 2.1.19
CVE-2025-12475 · Published 6 October 2025
Affected versions: ≤ 2.1.14
CVE-2025-9565 · Published 16 September 2025
Affected versions: ≤ 2.1.10
CVE-2024-35633 · Published 30 May 2024
Affected versions: ≤ 2.0.42
CVE-2024-4487 · Published 10 May 2024
Affected versions: ≤ 2.0.45
CVE-2024-31932 · Published 10 April 2024
Affected versions: ≤ 2.0.28
CVE-2024-2392 · Published 21 March 2024
Affected versions: ≤ 2.0.31
CVE-2023-1911 · Published 10 April 2023
Affected versions: ≤ 1.8.81
CVE-2023-23898 · Published 27 January 2023
Affected versions: < 1.8.68
CVE-2022-4974 · Published 4 March 2022
Affected versions: < 1.8.20
SiteRespond Defence matches your installed Blocksy Companion version against this catalog when the Defence plugin is connected to your WordPress site.