MEDIUM SeverityCVSS 4.06.9CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVE-2021-47978
Last updated May 16, 2026 · Published May 16, 2026
Description
ProcessMaker 3.5.4 contains a local file inclusion vulnerability that allows unauthenticated attackers to read arbitrary files by exploiting improper path traversal validation. Attackers can send requests with directory traversal sequences to access sensitive system files like /etc/passwd without authentication.
Affected products
1 listed- Processmaker:ProcessMaker
Mappings
CWE
CWE-98
CAPEC
None listed.
Related
Research
- Command injection: how it works and how to prevent itCommand injection happens when untrusted input reaches a shell or process spawn. Avoid the shell, pass…
- Template InjectionExplains how untrusted input can be executed by template engines on server or client. Covers safe templating…
- Path traversal: how to detect and prevent itPath traversal lets attackers read or write files outside intended directories. Normalise paths, resolve them…
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