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WordPress plugin

NitroPack <= 1.9.2 — Missing Authorization via multiple AJAX functions

fb6f4b0b-25b8-4dcd-b002-293ce8ab307ePublished · Updated

Action summary

Affected: <1.10.0Update to 1.10.0 or newer

All remediation steps
Watch plugin
Severity
Medium6.3
CVSS
6.3
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:U Scope
Unchanged
C:L Confidentiality
Low
I:L Integrity
Low
A:L Availability
Low
Weakness
CWE-862 Missing Authorization
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization nitropack

  1. Affected< 1.10.0
  2. Patched in1.10.0

Update to 1.10.0 or newer.

You are affected if you run < 1.10.0. Version 1.10.0 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 1.10.0, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence.

The NitroPack – Cache & Speed Optimization for Core Web Vitals, Defer CSS & JavaScript, Lazy load Images plugin for WordPress is vulnerable to unauthorized access of data, modification of data, and loss of data due to a missing capability check on multiple AJAX function in all versions up to, and including, 1.9.2. This makes it possible for authenticated attackers, with subscriber access and above, to perform actions such as clearing cache, dismiss admin notifications, or enabling safe mode.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization

All 7
More vulnerabilities in NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization
SeverityVulnerabilityCVEPublished
Medium5.3Missing Authorization
≤1.19.3Update to 1.19.4
CVE-2026-39669
Medium4.3Missing Authorization to Authenticated (Subscriber+) Limited Settings Update via nitropack_set_compression_ajax Function
≤1.18.4Update to 1.18.5
CVE-2025-8778
High8.1Missing Authorization to Authenticated (Subscriber+) Limited Options Update
≤1.17.0Update to 1.17.6
CVE-2024-11848
Medium4.3Missing Authorization to Authenticated (Subscriber+) Arbitrary Transient Update
≤1.17.0Update to 1.17.6
CVE-2024-11851
High7.3Unauthenticated Arbitrary Shortcode Execution
≤1.16.7Update to 1.16.8
CVE-2024-43922

Same weakness (Missing Authorization)

All Missing Authorization
Other Missing Authorization vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 6.3

  2. Record last updated

Sources & licenses

Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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