CVE-2025-0725
Published:February 05, 2025
Updated:June 13, 2026
When libcurl is asked to perform automatic gzip decompression of
content-encoded HTTP responses with the "CURLOPT_ACCEPT_ENCODING" option,
using zlib 1.2.0.3 or older, an attacker-controlled integer overflow would
make libcurl perform a buffer overflow.
Affected Packages
https://github.com/curl/curl.git (GITHUB):
Affected version(s) >=curl-7_10_5 <curl-8_12_0Fix Suggestion:
Update to version curl-8_12_0Additional Notes
The description of this vulnerability differs from MITRE.
Related Resources (8)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
EPSS
Base Score:
0.60