CVE-2021-47978
ProcessMaker 3.5.4 Local File Inclusion via Path Traversal
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.
INFO
Published Date :
May 16, 2026, 4:16 p.m.
Last Modified :
May 16, 2026, 4:16 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2021-47978
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Apply vendor-supplied updates for ProcessMaker.
- Validate path traversal input.
- Restrict file access based on permissions.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-47978.
| URL | Resource |
|---|---|
| https://www.exploit-db.com/exploits/50229 | |
| https://www.processmaker.com/ | |
| https://www.vulncheck.com/advisories/processmaker-local-file-inclusion-via-path-traversal |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-47978 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-47978
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-47978 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47978 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
May. 16, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Added CWE CWE-98 Added Reference https://www.exploit-db.com/exploits/50229 Added Reference https://www.processmaker.com/ Added Reference https://www.vulncheck.com/advisories/processmaker-local-file-inclusion-via-path-traversal