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Vulnerability details: VCID-ckmm-q8cj-8ba2
Vulnerability ID VCID-ckmm-q8cj-8ba2
Aliases CVE-2021-44217
GHSA-fxmx-pfm2-85m2
PYSEC-2022-43181
Summary In Ericsson CodeChecker through 6.18.0, a Stored Cross-site scripting (XSS) vulnerability in the comments component of the reports viewer allows remote attackers to inject arbitrary web script or HTML via the POST JSON data of the /CodeCheckerService API.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00741 https://api.first.org/data/v1/epss?cve=CVE-2021-44217
generic_textual MODERATE https://codechecker-demo.eastus.cloudapp.azure.com
cvssv3.1 6.1 https://codechecker-demo.eastus.cloudapp.azure.com/
generic_textual MODERATE https://github.com/Ericsson/codechecker
generic_textual MODERATE https://github.com/Ericsson/codechecker/commit/72ee51158e6d81150320223b85410c179b9ee2b1
cvssv3.1 6.1 https://github.com/Ericsson/codechecker/pull/3549
generic_textual MODERATE https://github.com/Ericsson/codechecker/pull/3549
cvssv3.1 6.1 https://github.com/Ericsson/codechecker/releases
generic_textual MODERATE https://github.com/Ericsson/codechecker/releases
generic_textual MODERATE https://github.com/Ericsson/codechecker/releases/tag/v6.18.2
cvssv3.1 6.1 https://github.com/Hyperkopite/CVE-2021-44217/blob/main/README.md
generic_textual MODERATE https://github.com/Hyperkopite/CVE-2021-44217/blob/main/README.md
generic_textual MODERATE https://github.com/pypa/advisory-database/tree/main/vulns/codechecker-api/PYSEC-2022-43181.yaml
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2021-44217
cvssv3.1 6.1 https://user-images.githubusercontent.com/9525971/142965091-e118b012-a7fc-4c2f-ad0c-80aeed6f7ec9.png
generic_textual MODERATE https://user-images.githubusercontent.com/9525971/142965091-e118b012-a7fc-4c2f-ad0c-80aeed6f7ec9.png
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-44217
https://codechecker-demo.eastus.cloudapp.azure.com
https://codechecker-demo.eastus.cloudapp.azure.com/
https://github.com/Ericsson/codechecker
https://github.com/Ericsson/codechecker/commit/72ee51158e6d81150320223b85410c179b9ee2b1
https://github.com/Ericsson/codechecker/pull/3549
https://github.com/Ericsson/codechecker/releases
https://github.com/Ericsson/codechecker/releases/tag/v6.18.2
https://github.com/Hyperkopite/CVE-2021-44217/blob/main/README.md
https://github.com/pypa/advisory-database/tree/main/vulns/codechecker-api/PYSEC-2022-43181.yaml
https://user-images.githubusercontent.com/9525971/142965091-e118b012-a7fc-4c2f-ad0c-80aeed6f7ec9.png
CVE-2021-44217 https://nvd.nist.gov/vuln/detail/CVE-2021-44217
GHSA-fxmx-pfm2-85m2 https://github.com/advisories/GHSA-fxmx-pfm2-85m2
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://codechecker-demo.eastus.cloudapp.azure.com/
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:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/Ericsson/codechecker/pull/3549
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:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/Ericsson/codechecker/releases
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:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/Hyperkopite/CVE-2021-44217/blob/main/README.md
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:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://user-images.githubusercontent.com/9525971/142965091-e118b012-a7fc-4c2f-ad0c-80aeed6f7ec9.png
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 0.73324
EPSS Score 0.00741
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T04:16:19.494922+00:00 Pypa Importer Import https://github.com/pypa/advisory-database/blob/main/vulns/codechecker-api/PYSEC-2022-43181.yaml 38.6.0