mini_httpd 1.19 writes data to a log file without sanitizing non-printable characters…
Priority LOW 35CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
mini_httpd 1.19 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.
Why it matters now
EPSS 0.10187 95th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2009-4490
- 2026-10-03 Alias added: GHSA-cqc7-8rq3-fvw9
References
More ACME Mini Httpd vulnerabilities
- TI-2017-12928 The htpasswd implementation of mini_httpd before v1.28 and of thttpd before v2.28 is… CVSS 3.0CRITICAL 9.8
- TI-2001-00850 Acme mini_httpd before 1.16 allows remote attackers to view sensitive files under the… CVSS 2.0MEDIUM 5.0
- TI-2015-01387 mini_httpd 1.21 and earlier allows remote attackers to obtain sensitive information from… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2009-4490 · CVE Program
- CVE-2009-4490 · NVD
- FIRST EPSS
- GHSA-cqc7-8rq3-fvw9 · GitHub Advisory Database · CC BY 4.0
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