CVE-2026-53432
Published:June 30, 2026
Updated:July 21, 2026
fzf is vulnerable to Integer Overflow leading to crash in FuzzyMatchV2 function. When input line length is approximately 2,200,000 bytes and pattern length is 999 bytes, the product overflows. The Go runtime detects the invalid slice bounds and terminates the process immediately with a non-recoverable panic.
This issue was fixed in version 0.73.1.
Affected Packages
https://github.com/junegunn/fzf.git (GITHUB):
Affected version(s) >=v0.54.0 <v0.73.1Fix Suggestion:
Update to version v0.73.1github.com/junegunn/fzf (GO):
Affected version(s) >=v0.0.0-20131124114023-39af56cf8f9d <v0.73.1Fix Suggestion:
Update to version v0.73.1Related Resources (3)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.6
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Integer Overflow or Wraparound
EPSS
Base Score:
0.24