How severe is CVE-2022-34858?

CVE-2022-34858 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-34858 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34858?

CVE-2022-34858 affects Miniorange Oauth 2.0 Client For Sso. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-34858?

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

When was CVE-2022-34858 published?

CVE-2022-34858 was published on 2022-08-22 and last updated on 2026-06-17.

CVE-2022-34858

CVE-2022-34858 is a critical-severity vulnerability in Miniorange Oauth 2.0 Client For Sso with a CVSS 3.x base score of 9.8. 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-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Miniorange Oauth 2.0 Client For Sso
Published: 2022-08-22
Last modified: 2026-06-17

Description

Authentication Bypass vulnerability in miniOrange OAuth 2.0 client for SSO plugin <= 1.11.3 at WordPress.

Frequently asked questions

What is CVE-2022-34858?: Authentication Bypass vulnerability in miniOrange OAuth 2.0 client for SSO plugin <= 1.11.3 at WordPress.
How severe is CVE-2022-34858?: CVE-2022-34858 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-34858 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34858?: CVE-2022-34858 affects Miniorange Oauth 2.0 Client For Sso. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-34858?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-34858 published?: CVE-2022-34858 was published on 2022-08-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:miniorange:oauth_2.0_client_for_sso:*:*:*:*:*:wordpress:*:*

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