CVE-2021-45470

HIGH
Published Dec 23, 20214y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Dec 23, 2021 4y ago
Last Modified Jun 17, 2026 2w ago

Description

lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can lead to ReDoS (regular expression denial of service) or other impacts.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-1333

Affected Products 1

VendorProductVersionRange
circlcve-search* <4.1.0

References 3

  • github.com https://github.com/cve-search/cve-search/commit/c621f9f0693a728b93ff3b964f948a1d25917207
    PatchThird Party Advisory
  • github.com https://github.com/cve-search/cve-search/compare/v4.0...v4.1.0
    Third Party Advisory
  • github.com https://github.com/cve-search/cve-search/pull/629
    ExploitPatchThird Party Advisory

Remediation

  • github.com https://github.com/cve-search/cve-search/commit/c621f9f0693a728b93ff3b964f948a1d25917207
    PatchThird Party Advisory
  • github.com https://github.com/cve-search/cve-search/pull/629
    ExploitPatchThird Party Advisory