How severe is CVE-2026-4829?

CVE-2026-4829 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-4829 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4829?

CVE-2026-4829 affects Devolutions Devolutions Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-4829?

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

Does CVE-2026-4829 have an EU (EUVD) identifier?

Yes. CVE-2026-4829 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-17921.

When was CVE-2026-4829 published?

CVE-2026-4829 was published on 2026-04-01 and last updated on 2026-06-17.

CVE-2026-4829

CVE-2026-4829 is a medium-severity vulnerability in Devolutions Devolutions Server with a CVSS 3.x base score of 5.4. 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: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-17921
Weakness: CWE-287
Affected product: Devolutions Devolutions Server
Published: 2026-04-01
Last modified: 2026-06-17

Description

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow.

Frequently asked questions

What is CVE-2026-4829?: Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow.
How severe is CVE-2026-4829?: CVE-2026-4829 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-4829 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-4829?: CVE-2026-4829 affects Devolutions Devolutions Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-4829?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-4829 have an EU (EUVD) identifier?: Yes. CVE-2026-4829 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-17921.
When was CVE-2026-4829 published?: CVE-2026-4829 was published on 2026-04-01 and last updated on 2026-06-17.

References

https://devolutions.net/security/advisories/DEVO-2026-0010

Affected products (1)

cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*

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