How severe is CVE-2022-26833?

CVE-2022-26833 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2022-26833 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-26833?

CVE-2022-26833 affects Openautomationsoftware Oas Platform. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-26833?

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-2022-26833 published?

CVE-2022-26833 was published on 2022-05-25 and last updated on 2026-06-17.

CVE-2022-26833

CVE-2022-26833 is a critical-severity vulnerability in Openautomationsoftware Oas Platform with a CVSS 3.x base score of 9.4. Its EPSS exploit-prediction score of 38% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.4)
CVSS v2: 7.5
EPSS exploit prediction: 38% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Openautomationsoftware Oas Platform
Published: 2022-05-25
Last modified: 2026-06-17

Description

An improper authentication vulnerability exists in the REST API functionality of Open Automation Software OAS Platform V16.00.0121. A specially-crafted series of HTTP requests can lead to unauthenticated use of the REST API. An attacker can send a series of HTTP requests to trigger this vulnerability.

Frequently asked questions

What is CVE-2022-26833?: An improper authentication vulnerability exists in the REST API functionality of Open Automation Software OAS Platform V16.00.0121. A specially-crafted series of HTTP requests can lead to unauthenticated use of the REST API. An attacker can send a series of HTTP requests to trigger this vulnerability.
How severe is CVE-2022-26833?: CVE-2022-26833 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2022-26833 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-26833?: CVE-2022-26833 affects Openautomationsoftware Oas Platform. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-26833?: 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-2022-26833 published?: CVE-2022-26833 was published on 2022-05-25 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1513

Affected products (1)

cpe:2.3:a:openautomationsoftware:oas_platform:16.00.0112:*:*:*:*:*:*:*

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