How severe is CVE-2026-5707?

CVE-2026-5707 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-5707 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-5707?

CVE-2026-5707 affects Amazon Research And Engineering Studio. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-5707?

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-2026-5707 have an EU (EUVD) identifier?

Yes. CVE-2026-5707 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19548.

When was CVE-2026-5707 published?

CVE-2026-5707 was published on 2026-04-06 and last updated on 2026-06-17.

CVE-2026-5707

CVE-2026-5707 is a high-severity vulnerability in Amazon Research And Engineering Studio with a CVSS 3.x base score of 8.8. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19548
Weakness: CWE-78
Affected product: Amazon Research And Engineering Studio
Published: 2026-04-06
Last modified: 2026-06-17

Description

Unsanitized input in an OS command in the virtual desktop session name handling in AWS Research and Engineering Studio (RES) version 2025.03 through 2025.12.01 might allow a remote authenticated actor to execute arbitrary commands as root on the virtual desktop host via a crafted session name. To remediate this issue, users are advised to upgrade to RES version 2026.03 or apply the corresponding mitigation patch to their existing environment.

Frequently asked questions

What is CVE-2026-5707?: Unsanitized input in an OS command in the virtual desktop session name handling in AWS Research and Engineering Studio (RES) version 2025.03 through 2025.12.01 might allow a remote authenticated actor to execute arbitrary commands as root on the virtual desktop host via a crafted session name. To remediate this issue, users are advised to upgrade to RES version 2026.03 or apply the corresponding mitigation patch to their existing environment.
How severe is CVE-2026-5707?: CVE-2026-5707 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-5707 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-5707?: CVE-2026-5707 affects Amazon Research And Engineering Studio. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-5707?: 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-2026-5707 have an EU (EUVD) identifier?: Yes. CVE-2026-5707 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19548.
When was CVE-2026-5707 published?: CVE-2026-5707 was published on 2026-04-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:amazon:research_and_engineering_studio:*:*:*:*:*:*:*:*

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