How severe is CVE-2026-8326?

CVE-2026-8326 has a CVSS 4.0 base score of 10.0, rated critical severity.

Is CVE-2026-8326 being actively exploited?

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

How do I fix CVE-2026-8326?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-8326 have an EU (EUVD) identifier?

Yes. CVE-2026-8326 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33281.

When was CVE-2026-8326 published?

CVE-2026-8326 was published on 2026-05-29 and last updated on 2026-06-17.

CVE-2026-8326

CVE-2026-8326 is a critical-severity vulnerability with a CVSS 4.0 base score of 10.0. 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-23.

Key facts

Severity: Critical (CVSS 4.0 base score 10.0)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-33281
Weakness: CWE-23
Published: 2026-05-29
Last modified: 2026-06-17

Description

Path traversal vulnerability in Remote Spark (https://www.Remotespark.Com/) SparkView allows reading and writing arbitrary files in all directories as root. This leads to RCE. The affected component is the RDP drive redirection. Depending on implementation, the vulnerability can be exploited by an unauthenticated attacker. This issue affects SparkView: before build 1127.

Frequently asked questions

What is CVE-2026-8326?: Path traversal vulnerability in Remote Spark (https://www.Remotespark.Com/) SparkView allows reading and writing arbitrary files in all directories as root. This leads to RCE. The affected component is the RDP drive redirection. Depending on implementation, the vulnerability can be exploited by an unauthenticated attacker. This issue affects SparkView: before build 1127.
How severe is CVE-2026-8326?: CVE-2026-8326 has a CVSS 4.0 base score of 10.0, rated critical severity.
Is CVE-2026-8326 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-8326?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-8326 have an EU (EUVD) identifier?: Yes. CVE-2026-8326 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33281.
When was CVE-2026-8326 published?: CVE-2026-8326 was published on 2026-05-29 and last updated on 2026-06-17.

References

https://www.remotespark.com/view/new.html

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