How severe is CVE-2026-37579?

CVE-2026-37579 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-37579 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-37579?

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.

Does CVE-2026-37579 have an EU (EUVD) identifier?

Yes. CVE-2026-37579 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33235.

When was CVE-2026-37579 published?

CVE-2026-37579 was published on 2026-05-28 and last updated on 2026-06-17.

CVE-2026-37579

CVE-2026-37579 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. 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-502.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-33235
Weakness: CWE-502
Published: 2026-05-28
Last modified: 2026-06-17

Description

An issue in SMSGate sms-core<=2.1.13.6 allows a remote attacker to execute arbitrary code via the Cmpp7FDeliverRequestMessageCodec.java component

Frequently asked questions

What is CVE-2026-37579?: An issue in SMSGate sms-core<=2.1.13.6 allows a remote attacker to execute arbitrary code via the Cmpp7FDeliverRequestMessageCodec.java component
How severe is CVE-2026-37579?: CVE-2026-37579 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-37579 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-37579?: 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.
Does CVE-2026-37579 have an EU (EUVD) identifier?: Yes. CVE-2026-37579 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33235.
When was CVE-2026-37579 published?: CVE-2026-37579 was published on 2026-05-28 and last updated on 2026-06-17.

References

https://github.com/wudijun/jun.github.io/blob/main/SMSGate%20deserialization%20vulnerability.md

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