How severe is CVE-2026-2337?

CVE-2026-2337 has a CVSS 4.0 base score of 8.7, rated high severity.

Is CVE-2026-2337 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-2337?

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-2026-2337 have an EU (EUVD) identifier?

Yes. CVE-2026-2337 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7073.

When was CVE-2026-2337 published?

CVE-2026-2337 was published on 2026-02-11 and last updated on 2026-06-17.

CVE-2026-2337

CVE-2026-2337 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. 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-79.

Key facts

Severity: High (CVSS 4.0 base score 8.7)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7073
Weakness: CWE-79
Published: 2026-02-11
Last modified: 2026-06-17

Description

A vulnerability in Plunet Plunet BusinessManager allows session hijacking, data theft, unauthorized actions on behalf of the user.This issue affects Plunet BusinessManager: 10.15.1.

Frequently asked questions

What is CVE-2026-2337?: A vulnerability in Plunet Plunet BusinessManager allows session hijacking, data theft, unauthorized actions on behalf of the user.This issue affects Plunet BusinessManager: 10.15.1.
How severe is CVE-2026-2337?: CVE-2026-2337 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2026-2337 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-2337?: 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-2026-2337 have an EU (EUVD) identifier?: Yes. CVE-2026-2337 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7073.
When was CVE-2026-2337 published?: CVE-2026-2337 was published on 2026-02-11 and last updated on 2026-06-17.

References

https://cds.thalesgroup.com/en/tcs-cert/CVE-2026-2337

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