How severe is CVE-2023-49213?

CVE-2023-49213 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-2023-49213 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49213?

CVE-2023-49213 primarily affects Ironmansoftware Powershell Universal. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-49213?

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-2023-49213 published?

CVE-2023-49213 was published on 2023-11-23 and last updated on 2026-06-17.

CVE-2023-49213

CVE-2023-49213 is a high-severity vulnerability in Ironmansoftware Powershell Universal 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-77.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Ironmansoftware Powershell Universal
Published: 2023-11-23
Last modified: 2026-06-17

Description

The API endpoints in Ironman PowerShell Universal 3.0.0 through 4.2.0 allow remote attackers to execute arbitrary commands via crafted HTTP requests if a param block is used, due to invalid sanitization of input strings. The fixed versions are 3.10.2, 4.1.10, and 4.2.1.

Frequently asked questions

What is CVE-2023-49213?: The API endpoints in Ironman PowerShell Universal 3.0.0 through 4.2.0 allow remote attackers to execute arbitrary commands via crafted HTTP requests if a param block is used, due to invalid sanitization of input strings. The fixed versions are 3.10.2, 4.1.10, and 4.2.1.
How severe is CVE-2023-49213?: CVE-2023-49213 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-2023-49213 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49213?: CVE-2023-49213 primarily affects Ironmansoftware Powershell Universal. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-49213?: 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-2023-49213 published?: CVE-2023-49213 was published on 2023-11-23 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ironmansoftware:powershell_universal:*:*:*:*:*:*:*:*
cpe:2.3:a:ironmansoftware:powershell_universal:4.2.0:*:*:*:*:*:*:*

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