How severe is CVE-2022-34155?

CVE-2022-34155 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-34155 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-2022-34155?

CVE-2022-34155 affects Miniorange Oauth Single Sign On. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-34155?

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-2022-34155 published?

CVE-2022-34155 was published on 2023-07-18 and last updated on 2026-06-17.

CVE-2022-34155

CVE-2022-34155 is a high-severity vulnerability in Miniorange Oauth Single Sign On with a CVSS 3.x base score of 8.8. 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-287.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Miniorange Oauth Single Sign On
Published: 2023-07-18
Last modified: 2026-06-17

Description

Improper Authentication vulnerability in miniOrange OAuth Single Sign On – SSO (OAuth Client) plugin allows Authentication Bypass.This issue affects OAuth Single Sign On – SSO (OAuth Client): from n/a through 6.23.3.

Frequently asked questions

What is CVE-2022-34155?: Improper Authentication vulnerability in miniOrange OAuth Single Sign On – SSO (OAuth Client) plugin allows Authentication Bypass.This issue affects OAuth Single Sign On – SSO (OAuth Client): from n/a through 6.23.3.
How severe is CVE-2022-34155?: CVE-2022-34155 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-34155 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-2022-34155?: CVE-2022-34155 affects Miniorange Oauth Single Sign On. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-34155?: 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-2022-34155 published?: CVE-2022-34155 was published on 2023-07-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:miniorange:oauth_single_sign_on:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Miniorange Oauth Single Sign On

CVE-2023-1093 — Medium (CVSS 6.5): The OAuth Single Sign On WordPress plugin before 6.24.2 does not have CSRF checks when discarding Identify providers…
CVE-2023-1092 — Medium (CVSS 6.5): The OAuth Single Sign On Free WordPress plugin before 6.24.2, OAuth Single Sign On Standard WordPress plugin before…
CVE-2022-2133 — Medium (CVSS 5.3): The OAuth Single Sign On WordPress plugin before 6.22.6 doesn't validate that OAuth access token requests are…

All CVEs affecting Miniorange Oauth Single Sign On →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →