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Vulnerability details: VCID-ceyr-yt5n-tbgr
Vulnerability ID VCID-ceyr-yt5n-tbgr
Aliases CVE-2021-3810
GHSA-49x3-8228-3w3m
Summary
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1333 Inefficient Regular Expression Complexity
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00248 https://api.first.org/data/v1/epss?cve=CVE-2021-3810
epss 0.00248 https://api.first.org/data/v1/epss?cve=CVE-2021-3810
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-49x3-8228-3w3m
cvssv3.1 7.5 https://github.com/cdr/code-server
generic_textual HIGH https://github.com/cdr/code-server
cvssv3.1 7.5 https://github.com/cdr/code-server/commit/ca617df135e78833f93c8320cb2d2cf8bba809f5
generic_textual HIGH https://github.com/cdr/code-server/commit/ca617df135e78833f93c8320cb2d2cf8bba809f5
cvssv3.1 7.5 https://huntr.dev/bounties/38888513-30fc-4d8f-805d-34070d60e223
generic_textual HIGH https://huntr.dev/bounties/38888513-30fc-4d8f-805d-34070d60e223
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-3810
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2021-3810
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-3810
https://github.com/cdr/code-server
https://github.com/cdr/code-server/commit/ca617df135e78833f93c8320cb2d2cf8bba809f5
https://huntr.dev/bounties/38888513-30fc-4d8f-805d-34070d60e223
https://nvd.nist.gov/vuln/detail/CVE-2021-3810
GHSA-49x3-8228-3w3m https://github.com/advisories/GHSA-49x3-8228-3w3m
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/cdr/code-server
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
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/cdr/code-server/commit/ca617df135e78833f93c8320cb2d2cf8bba809f5
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
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://huntr.dev/bounties/38888513-30fc-4d8f-805d-34070d60e223
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
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-3810
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 0.48358
EPSS Score 0.00248
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-12T02:02:41.569206+00:00 EPSS Importer Import https://epss.cyentia.com/epss_scores-current.csv.gz 38.6.0