Canto <= 1.9.0 — Blind Server-Side Request Forgery via detail.php
CVE-2020-28976Published · Updated Action summary
Affected: ≤1.9.0Update to 2.0.1 or newer
All remediation steps- Severity
- High8.3
- CVSS
- 8.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:LWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:CScope- Changed
C:LConfidentiality- Low
I:LIntegrity- Low
A:LAvailability- Low
- Weakness
- CWE-918 SSRF
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Canto canto
- Affected≤ 1.9.0
- Patched in2.0.1
Update to 2.0.1 or newer.
You are affected if you run ≤ 1.9.0. Version 2.0.1 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Canto.
- 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
- Update to version 2.0.1, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Canto to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Pankaj Verma.
The Canto plugin 1.9.0 for WordPress contains a blind SSRF vulnerability. It allows an unauthenticated attacker can make a request to any internal and external server via /includes/lib/detail.php?subdomain=SSRF.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Canto
All 9| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium4.3 | Missing Authorization to Authenticated (Subscriber+) Arbitrary Setting Modification ≤3.1.1Update to 3.1.2 | CVE-2026-6441 | |
| Medium5.3 | Missing Authorization to Unauthenticated File Upload ≤3.1.1Update to 3.1.2 | CVE-2026-3335 | |
| Critical9.8 | Unauthenticated Remote File Inclusion ≤3.0.8Update to 3.0.9 | CVE-2024-4936 | |
| Critical9.8 | Remote File Inclusion to Code Execution ≤3.0.6Update to 3.0.7 | CVE-2024-25096 | |
| Critical9.8 | Unauthenticated Remote File Inclusion ≤3.0.4Update to 3.0.5 | CVE-2023-3452 |
- Medium4.3Missing Authorization to Authenticated (Subscriber+) Arbitrary Setting Modification
≤3.1.1Update to 3.1.2
- Medium5.3Missing Authorization to Unauthenticated File Upload
≤3.1.1Update to 3.1.2
- Critical9.8Unauthenticated Remote File Inclusion
≤3.0.8Update to 3.0.9
- Critical9.8Remote File Inclusion to Code Execution
≤3.0.6Update to 3.0.7
- Critical9.8Unauthenticated Remote File Inclusion
≤3.0.4Update to 3.0.5
Same weakness (SSRF)
All SSRF| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header | CVE-2026-120688 | |
| Critical9.8 | Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission | CVE-2026-125055 | |
| Critical9.8 | Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter | CVE-2026-119077 | |
| Medium5.3 | Unauthenticated Sensitive Information Exposure in 'search' Parameter | CVE-2026-121518 |
- 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
- 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
- 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
- Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce
≤5.127.0Update to 5.128.0
Timeline
CVE published
Severity high, CVSS 8.3
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.
