CVE-2023-35933

MEDIUMNVD 5.95.9—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.9 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 40% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
5.9
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 5.9Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

OPenFGA is an open source authorization/permission engine built for developers. OpenFGA versions v1.1.0 and prior are vulnerable to a DoS attack when Check and ListObjects calls are executed against authorization models that contain circular relationship definitions. Users are affected by this vulnerability if they are using OpenFGA v1.1.0 or earlier, and if you are executing Check or ListObjects calls against a vulnerable authorization model. Users are advised to upgrade to version 1.1.1. There are no known workarounds for this vulnerability. Users that do not have circular relationships in their models are not affected.

CVSS v3
5.9
EG Score
5.9(medium)
EPSS
62.6%
KEV
Not listed

Published

June 26, 2023

Last Modified

November 21, 2024

References (8)

Affected Packages

(1 across 1 ecosystem)
Go(1)
PackageVulnerable rangeFixed inDependents
github.com/openfga/openfga—1.1.1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 50× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-11 08:26 UTCEPSS rescore
  2. 2026-07-11 08:25 UTCEPSS rescore
  3. 2026-07-09 19:08 UTCEPSS rescore
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  22. 2026-06-27 17:34 UTCOSV refresh
  23. 2026-06-27 03:07 UTCEPSS rescore
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  25. 2026-06-25 13:48 UTCEPSS rescore
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  1. 2026-06-25 13:48 UTCEPSS rescore
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  8. 2026-06-21 14:55 UTCEPSS rescore
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  12. 2026-06-19 19:24 UTCEPSS rescore
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  21. 2026-06-14 23:16 UTCEPSS rescore
  22. 2026-06-13 22:59 UTCEPSS rescore
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  26. 2026-06-11 13:59 UTCEPSS rescore
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  28. 2026-06-10 22:17 UTCEPSS rescore
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  30. 2026-06-10 04:17 UTCOSV refresh
  31. 2026-06-08 14:16 UTCEPSS rescore
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  41. 2026-06-04 13:11 UTCEPSS rescore
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  43. 2026-06-02 20:12 UTCEPSS rescore
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  46. 2026-06-01 13:51 UTCEPSS rescore
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  48. 2026-05-31 22:30 UTCEPSS rescore
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  60. 2026-05-26 07:18 UTCEPSS rescore
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  63. 2026-05-24 22:28 UTCEG score recompute
  64. 2026-05-24 16:52 UTCEPSS rescore

Frequently asked(5)

What is CVE-2023-35933?
CVE-2023-35933 is a medium vulnerability published on June 26, 2023. OPenFGA is an open source authorization/permission engine built for developers. OpenFGA versions v1.1.0 and prior are vulnerable to a DoS attack when Check and ListObjects calls are executed against authorization models that contain circular relationship definitions. Users are affected by this…
When was CVE-2023-35933 disclosed?
CVE-2023-35933 was first published in the National Vulnerability Database on June 26, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-35933 actively exploited?
CVE-2023-35933 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-35933?
CVE-2023-35933 has a CVSS v3 base score of 5.9 (NVD).
How do I remediate CVE-2023-35933?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-35933, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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