CVE-2026-3805
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
When doing a second SMB request to the same host again, curl would wrongly use a data pointer pointing into already freed memory.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| curl | curl | 8.13.0 < 8.14.2 | affected |
| curl | curl | 8.15.0 < 8.16.1 | affected |
| curl | curl | 8.17.0 < 8.19.0 | affected |
| curl | curl | f4831daa9b2a97e8a2921d6b62cc4dfdd0d8646e < e090be9f73a7a71459ef678c7cc4b1f75e3ea883 | affected |
| curl | curl | 8.18.0 | affected |
| curl | curl | 8.17.0 | affected |
| curl | curl | 8.16.0 | affected |
| curl | curl | 8.15.0 | affected |
| curl | curl | 8.14.1 | affected |
| curl | curl | 8.14.0 | affected |
| curl | curl | 8.13.0 | affected |
Weaknesses
- CWE-416: Use After Free
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: yes
- Technical Impact: partial
References
- https://curl.se/docs/CVE-2026-3805.json
- https://curl.se/docs/CVE-2026-3805.html
- https://hackerone.com/reports/3591944
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.