How severe is CVE-2023-1584?

CVE-2023-1584 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-1584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1584?

CVE-2023-1584 affects Quarkus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-1584?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-1584 published?

CVE-2023-1584 was published on 2023-10-04 and last updated on 2026-06-17.

CVE-2023-1584

CVE-2023-1584 is a high-severity vulnerability in Quarkus with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Quarkus
Published: 2023-10-04
Last modified: 2026-06-17

Description

A flaw was found in Quarkus. Quarkus OIDC can leak both ID and access tokens in the authorization code flow when an insecure HTTP protocol is used, which can allow attackers to access sensitive user data directly from the ID token or by using the access token to access user data from OIDC provider services. Please note that passwords are not stored in access tokens.

Frequently asked questions

What is CVE-2023-1584?: A flaw was found in Quarkus. Quarkus OIDC can leak both ID and access tokens in the authorization code flow when an insecure HTTP protocol is used, which can allow attackers to access sensitive user data directly from the ID token or by using the access token to access user data from OIDC provider services. Please note that passwords are not stored in access tokens.
How severe is CVE-2023-1584?: CVE-2023-1584 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-1584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1584?: CVE-2023-1584 affects Quarkus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-1584?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-1584 published?: CVE-2023-1584 was published on 2023-10-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:quarkus:quarkus:*:*:*:*:*:*:*:*

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