CVE-2020-28978

The Canto plugin 1.3.0 for WordPress contains blind SSRF vulnerability. It allows an...

5.3 MediumPublic exploit

The Canto plugin 1.3.0 for WordPress contains blind SSRF vulnerability. It allows an unauthenticated attacker can make a request to any internal and external server via /includes/lib/tree.php?subdomain=SSRF.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

15.4%Up 10.1 points since Apr 14, 2021

What each source reports

NVD Score used 5.3

Record: CVE-2020-28978
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-918
Updated: 2026-11-02

CVE List No score

Record: CVE-2020-28978
Updated: 2026-11-02

EUVDEUVD-2020-21361 No score

Record: EUVD-2020-21361
Updated: 2026-11-03

GitHub AdvisoriesGHSA-425j-2mfw-73xx No score

The Canto plugin 1.3.0 for WordPress contains blind SSRF vulnerability. It allows an...

Record: GHSA-425j-2mfw-73xx
Weakness: CWE-918
Updated: 2026-11-02

Affected products

canto

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Wordpress Plugin Canto 1.3.0 - Blind SSRF (Unauthenticated)	2020-12-04

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-28978 is a medium vulnerability (CVSS 5.3) in Canto, published November 30, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 15.4%, the 96th percentile. No source names a fixed version.