CVE-2022-2523

Cross-site Scripting (XSS) - Reflected in beancount/fava

8.0 HighFix available

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: None

Exploit likelihood

0.87%Unchanged since Jul 26, 2022

What each source reports

CVE List Score used 8.0

Cross-site Scripting (XSS) - Reflected in beancount/fava

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: CVE-2022-2523
CVSS 3.0: 8.0 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2022-0101 8.0

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: EUVD-2022-0101
CVSS 3.0: 8.0 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-q8hg-3vqv-f8v3 5.3

Fava vulnerable to Reflected Cross-site Scripting

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2. The query_string parameter of Fava is vulnerable to reflected cross-site scripting, for which a attacker can modify any information that the user is able to modify. This issue is fixed in version 1.22.2.

Record: GHSA-q8hg-3vqv-f8v3
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.1

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: CVE-2022-2523
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 3.0: 8.0 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 8.0

Cross-site Scripting (XSS) - Reflected in beancount/fava

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: CVE-2022-2523
CVSS 3.0: 8.0 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVDEBIAN-CVE-2022-2523 6.1

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: DEBIAN-CVE-2022-2523
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVGHSA-q8hg-3vqv-f8v3 5.3

Fava vulnerable to Reflected Cross-site Scripting

Record: GHSA-q8hg-3vqv-f8v3
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-2523 6.1

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: UBUNTU-CVE-2022-2523
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 3.0: 8.0 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Updated: 2026-11-02

OSVPYSEC-2022-240 No score

Cross-site Scripting (XSS) - Reflected in GitHub repository beancount/fava prior to 1.22.2.

Record: PYSEC-2022-240
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`fava` PyPI	before 1.22.2	1.22.2
`fava` Debian:11	All versions, plus listed versions 1.18-11.20.1-11.20.1-21.23.1+dfsg-11.23.1-11.30.2+dfsg-1	None known
`fava` PyPI	before 1.22.2, plus listed versions 0.0.01.101.111.121.13 Show 18 moreShow less 1.141.151.161.171.181.191.201.20.11.211.221.22.11.31.41.51.61.71.81.9	1.22.2
`fava` Ubuntu:20.04:LTS	All versions, plus listed versions 1.10-21.11-11.14-1	None known
`fava` Ubuntu:22.04:LTS	All versions, plus listed versions 1.18-11.20.1-1	None known
`fava` Ubuntu:25.10	All versions, plus listed versions 1.30.2+dfsg-1	None known
`fava` Ubuntu:26.10	All versions, plus listed versions 1.30.2+dfsg-1	None known
`fava` Ubuntu:26.04:LTS	All versions, plus listed versions 1.30.2+dfsg-1	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-2523 is a high vulnerability (CVSS 8.0) in Beancount Beancount/fava, published July 25, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.87%, the 58th percentile. Fixed in fava 1.22.2.

References

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