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Vulnerability details: VCID-38mv-usbe-z7hd
Vulnerability ID VCID-38mv-usbe-z7hd
Aliases CVE-2021-22901
Summary Multiple vulnerabilities have been found in cURL, the worst of which could result in the arbitrary execution of code.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22901.json
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2021-22901
cvssv3.1 High https://curl.se/docs/CVE-2021-22901.html
archlinux High https://security.archlinux.org/AVG-1995
archlinux High https://security.archlinux.org/AVG-1996
archlinux High https://security.archlinux.org/AVG-1997
archlinux High https://security.archlinux.org/AVG-1998
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22901.json
https://api.first.org/data/v1/epss?cve=CVE-2021-22901
https://curl.se/docs/CVE-2021-22901.html
https://hackerone.com/reports/1180380
1963146 https://bugzilla.redhat.com/show_bug.cgi?id=1963146
ASA-202106-4 https://security.archlinux.org/ASA-202106-4
ASA-202106-5 https://security.archlinux.org/ASA-202106-5
ASA-202106-6 https://security.archlinux.org/ASA-202106-6
ASA-202106-7 https://security.archlinux.org/ASA-202106-7
AVG-1995 https://security.archlinux.org/AVG-1995
AVG-1996 https://security.archlinux.org/AVG-1996
AVG-1997 https://security.archlinux.org/AVG-1997
AVG-1998 https://security.archlinux.org/AVG-1998
GLSA-202105-36 https://security.gentoo.org/glsa/202105-36
RHSA-2021:2471 https://access.redhat.com/errata/RHSA-2021:2471
RHSA-2021:2472 https://access.redhat.com/errata/RHSA-2021:2472
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22901.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.56921
EPSS Score 0.00344
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:14:25.624626+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202105-36 38.0.0