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AMP for WP <= 0.9.97.19 — Missing Authorization

9ea2964f-9e3a-450b-9724-5a520c73d306Published · Updated

Action summary

Affected: ≤0.9.97.19Update to 0.9.97.20 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?

AMP for WP – Accelerated Mobile Pages accelerated-mobile-pages

  1. Affected≤ 0.9.97.19
  2. Patched in0.9.97.20

Update to 0.9.97.20 or newer.

You are affected if you run ≤ 0.9.97.19. Version 0.9.97.20 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under AMP for WP – Accelerated Mobile Pages.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 0.9.97.20, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch AMP for WP – Accelerated Mobile Pages to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Sybre Waaijer.

TheAMP for WP plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the ampforwp_save_steps_data AJAX hook in versions up to, and including, 0.9.97.19. This makes it possible for authenticated attackers to make otherwise privilege locked administrative changes to the vulnerable website and create admin accounts.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in AMP for WP – Accelerated Mobile Pages

All 18
More vulnerabilities in AMP for WP – Accelerated Mobile Pages
SeverityVulnerabilityCVEPublished
Medium5.4Authenticated (Subscriber+) Arbitrary Shortcode Execution via Author Biographical Info
≤1.1.18Update to 1.1.19
CVE-2026-103908
High7.2Unauthenticated Stored Cross-Site Scripting via 'headline-*' Shortcode Attribute
≤1.1.17Update to 1.1.18
CVE-2026-97019
High7.2Unauthenticated Stored Cross-Site Scripting via Comment Content Regex Transformation
≤1.1.16Update to 1.1.17
CVE-2026-83591
High7.5Authenticated (Author+) Arbitrary File Write via Role-Based Access Configuration with Local Font Upload
≤1.1.12Update to 1.1.13
CVE-2026-6101
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via SVG File Upload
≤1.1.10Update to 1.1.11
CVE-2026-0627

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.
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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