WordPress Snap Creek Duplicator Plugin File Download Vulnerability
The Snap Creek Duplicator plugin before 1.3.28 for WordPress (and Duplicator Pro before 3.8.7.1) allows Directory Traversal via ../ in the file parameter to duplicator_download or duplicator_init.
Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.
Exploitation probability EPSS · FIRST
Exploitation signals 4 / 5
- KEV catalog (CISA)03 Nov 2021
- Exploited in EUVD (ENISA)03 Nov 2021
- Used by ransomwareno
- EPSS above 10 %97.8%
- No account, over the networkyes
What to do
Fix
Apply the vendor’s fix as soon as it is available.
CISA guidance: Apply updates per vendor instructions.
Meanwhile
Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.
Manufacturers (CRA)
Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained
Affected products
Open source packages OSV
Affected libraries according to OSV, with fixed versions.
Timeline
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Published
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Exploitation reported (ENISA)
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Added to the KEV catalog
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CISA remediation due date
-
EPSS peak: 97.8%
References
Other exploited vulnerabilities from the same vendor
- CVE-2026-87902WordPress Core Remote File Inclusion Vulnerability8.5 · Actively exploited
- CVE-2026-63030WordPress Core Interpretation Conflict Vulnerability6.6 · Actively exploited
- CVE-2026-60137WordPress Core SQL Injection Vulnerability4.3 · Actively exploited
- CVE-2020-25213WordPress File Manager Plugin Remote Code Execution Vulnerability9.3 · Background exploitation
- CVE-2019-9978WordPress Social Warfare Plugin Cross-Site Scripting (XSS) Vulnerability7.0 · Background exploitation