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Breeze Cache <= 2.5.5 — Unauthenticated Stored Cross-Site Scripting

CVE-2026-10551Published · Updated

Action summary

Affected: ≤2.5.5Update to 2.5.6 or newer

All remediation steps
Severity
High7.2
CVSS
7.2
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/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:N Privileges required
None
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
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Breeze Cache breeze

  1. Affected≤ 2.5.5
  2. Patched in2.5.6

Update to 2.5.6 or newer.

You are affected if you run ≤ 2.5.5. Version 2.5.6 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Breeze Cache.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 2.5.6, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Breeze Cache to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Matthew Rollings.

The Breeze Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 2.5.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Breeze Cache

All 14
More vulnerabilities in Breeze Cache
SeverityVulnerabilityCVEPublished
Medium5.3Unauthenticated Cache Poisoning
≤2.5.14Update to 2.5.15
CVE-2026-79713
Medium5.3Unauthenticated File Creation via Path Traversal
<2.5.13Update to 2.5.13
CVE-2026-79706
Medium5.3Missing Authorization to Unauthenticated Arbitrary Content Deletion
≤2.5.12Update to 2.5.13
CVE-2026-73356
Medium5.3Unauthenticated Exposure of Sensitive Information to an Unauthorized Actor via Crafted Login Cookie
≤2.5.2Update to 2.5.3
CVE-2026-2128
Critical9.8Unauthenticated Arbitrary File Upload via fetch_gravatar_from_remote
≤2.4.4Update to 2.4.5
CVE-2026-3844

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 HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-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 high, CVSS 7.2

  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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