9.8

CVE-2022-23542: openfga Improper Authorization

CVSS: 9.8v3.1CriticalModified
AliasesGHSA-m3q4-7qmj-657mGO-2022-1179
Published 20-12-2022Last modified 16-04-2025
Open JSON

Vulnerability summary

CVE-2022-23542 is a critical (CVSS 9.8) Improper Authorization vulnerability in openfga. EPSS estimates a 0.95% chance of exploitation in the next 30 days, higher than 60.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
0.95%
0%100%
Low · +0.04 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 20-12-2022
    PublishedVulnerability first disclosed.
  2. 16-04-2025
    Last modifiedVulnerability information updated.

Description

OpenFGA is an authorization/permission engine built for developers and inspired by Google Zanzibar. During an internal security assessment, it was discovered that OpenFGA version 0.3.0 is vulnerable to authorization bypass under certain conditions. This issue has been patched in version 0.3.1 and is backward compatible.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.95%

Chance of exploitation in the next 30 days

Percentile

61%

Versus all other CVEs

30-day change

+0.04 pp

From 0.91% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.95%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Github.com/openfga1 product
  • openfga≥ 0.3.0, < 0.3.1
Openfga1 product

2 vendors · 2 products

References

5 links