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AMP for WP – Accelerated Mobile Pages <= 1.0.77.31 — Authenticated (Admin+) Stored Cross-Site Scripting

CVE-2021-23150Published · Updated

Action summary

Affected: ≤1.0.77.31Update to 1.0.77.32 or newer

All remediation steps
Watch plugin
Severity
Medium5.5
CVSS
5.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:H Privileges required
High
UI:N User interaction
None
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
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≤ 1.0.77.31
  2. Patched in1.0.77.32

Update to 1.0.77.32 or newer.

You are affected if you run ≤ 1.0.77.31. Version 1.0.77.32 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 1.0.77.32, 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 Tien Nguyen Ahn.

Authenticated (admin or higher user role) Stored Cross-Site Scripting (XSS) vulnerability discovered in AMP for WP – Accelerated Mobile Pages WordPress plugin (versions <= 1.0.77.31).

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 (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting 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 5.5

  2. Record last updated

Sources & licenses

Wordfence record
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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