How severe is CVE-2026-33585?

CVE-2026-33585 has a CVSS 3.x base score of 3.8, rated low severity. It is exploitable over physical access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-33585 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-33585?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-33585 have an EU (EUVD) identifier?

Yes. CVE-2026-33585 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30115.

When was CVE-2026-33585 published?

CVE-2026-33585 was published on 2026-05-13 and last updated on 2026-06-17.

CVE-2026-33585

CVE-2026-33585 is a low-severity vulnerability with a CVSS 3.x base score of 3.8. 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-233.

Key facts

Severity: Low (CVSS 3.x base score 3.8)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30115
Weakness: CWE-233
Published: 2026-05-13
Last modified: 2026-06-17

Description

Improper management of the idle timeout parameter in the Keycloak interface of the Arqit SKA-Platform enables an attacker to impersonate an authenticated tenant user via an unexpired browser session. This issue affects Symmetric Key Agreement Platform: before 26.03.

Frequently asked questions

What is CVE-2026-33585?: Improper management of the idle timeout parameter in the Keycloak interface of the Arqit SKA-Platform enables an attacker to impersonate an authenticated tenant user via an unexpired browser session. This issue affects Symmetric Key Agreement Platform: before 26.03.
How severe is CVE-2026-33585?: CVE-2026-33585 has a CVSS 3.x base score of 3.8, rated low severity. It is exploitable over physical access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-33585 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-33585?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-33585 have an EU (EUVD) identifier?: Yes. CVE-2026-33585 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30115.
When was CVE-2026-33585 published?: CVE-2026-33585 was published on 2026-05-13 and last updated on 2026-06-17.

References

https://www.cvcn.gov.it/cvcn/cve/CVE-2026-33585

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