What is CVE-2022-2514?

CVE-2022-2514 is a medium-severity vulnerability in Beancount Beancount/fava, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-07-25.

How severe is CVE-2022-2514?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Beancount Beancount/fava

CVE-2022-2514

The time and filter parameters in Fava prior to v1.22 are vulnerable to reflected XSS due to the lack of escaping of error messages which contained the parameters in verbatim.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-07-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.7th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Beancount Beancount/fava — versions unspecified
Fava Project

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/dbf77139-4384-4dc5-9994-45a5e0747429 (Exploit, Patch, Third Party Advisory)
github.com/beancount/fava/commit/ca9e3882c7b5fbf5273ba52340b9fea6a99f3711 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-2514?: CVE-2022-2514 is a medium-severity vulnerability in Beancount Beancount/fava, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-07-25.
How severe is CVE-2022-2514?: Medium severity. CVSS v3 base score is 6.1 out of 10.