CVE-2026-7009
Published:May 13, 2026
Updated:May 16, 2026
When curl is told to use the Certificate Status Request TLS extension, often
referred to as OCSP stapling, to verify that the server certificate is
valid, it fails to detect OCSP problems and instead wrongly consider the
response as fine.
Affected Packages
https://github.com/curl/curl.git (GITHUB):
Affected version(s) >=curl-8_17_0 <curl-8_20_0Fix Suggestion:
Update to version curl-8_20_0Additional Notes
The description of this vulnerability differs from MITRE.
Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Certificate Validation
EPSS
Base Score:
0.02