How severe is CVE-2023-37226?

CVE-2023-37226 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-2023-37226 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37226?

CVE-2023-37226 primarily affects Loftware Spectrum. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-37226?

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.

Does CVE-2023-37226 have an EU (EUVD) identifier?

Yes. CVE-2023-37226 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-41146.

When was CVE-2023-37226 published?

CVE-2023-37226 was published on 2024-09-10 and last updated on 2026-06-17.

CVE-2023-37226

CVE-2023-37226 is a critical-severity vulnerability in Loftware Spectrum 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-41146
Weakness: CWE-287
Affected product: Loftware Spectrum
Published: 2024-09-10
Last modified: 2026-06-17

Description

Loftware Spectrum before 4.6 HF14 has Missing Authentication for a Critical Function.

Frequently asked questions

What is CVE-2023-37226?: Loftware Spectrum before 4.6 HF14 has Missing Authentication for a Critical Function.
How severe is CVE-2023-37226?: CVE-2023-37226 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-2023-37226 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37226?: CVE-2023-37226 primarily affects Loftware Spectrum. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-37226?: 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.
Does CVE-2023-37226 have an EU (EUVD) identifier?: Yes. CVE-2023-37226 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-41146.
When was CVE-2023-37226 published?: CVE-2023-37226 was published on 2024-09-10 and last updated on 2026-06-17.

References

Affected products (14)

cpe:2.3:a:loftware:spectrum:*:-:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:-:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:feature_pack6:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix1:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix10:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix12:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix13:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix2:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix3:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix4:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix5:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix7:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix8:*:*:*:*:*:*
cpe:2.3:a:loftware:spectrum:4.6:hotfix9:*:*:*:*:*:*

More vulnerabilities in Loftware Spectrum

CVE-2023-37234 — Critical (CVSS 9.8): Loftware Spectrum through 4.6 has unprotected JMX Registry.
CVE-2023-37231 — Critical (CVSS 9.8): Loftware Spectrum before 4.6 HF14 uses a Hard-coded Password.
CVE-2023-37227 — Critical (CVSS 9.8): Loftware Spectrum before 4.6 HF13 Deserializes Untrusted Data.
CVE-2023-37233 — High (CVSS 8.8): Loftware Spectrum before 4.6 HF14 allows authenticated XXE attacks.
CVE-2023-37230 — High (CVSS 8.8): Loftware Spectrum (testDeviceConnection) before 5.1 allows SSRF.
CVE-2023-37229 — High (CVSS 8.8): Loftware Spectrum before 5.1 allows SSRF.

All CVEs affecting Loftware Spectrum →

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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 →