Vulnerability · Published Jan 27, 2026 · Assigned by VulnCheck
CVE-2021-47901dirsearch 0.4.1 - CSV Injection
Critical 9.8
In plain English
A critical-severity security flaw in dirsearch from maurosoria. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 39% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 60.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Dirsearch 0.4.1 contains a CSV injection vulnerability when using the --csv-report flag that allows attackers to inject formulas through redirected endpoints. Attackers can craft malicious server redirects with comma-separated paths containing Excel formulas to manipulate the generated CSV report.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| maurosoria | dirsearch | 0.4.1 |
Weakness: CWE-1236 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- ExploitDB-49370 exploit
- dirsearch GitHub Repository product
- VulnCheck Advisory: dirsearch 0.4.1 - CSV Injection third-party-advisory