How severe is CVE-2026-11596?

CVE-2026-11596 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-11596 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-11596?

CVE-2026-11596 affects Connectwise Screenconnect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-11596?

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

Does CVE-2026-11596 have an EU (EUVD) identifier?

Yes. CVE-2026-11596 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36079.

When was CVE-2026-11596 published?

CVE-2026-11596 was published on 2026-06-10 and last updated on 2026-08-18.

CVE-2026-11596

CVE-2026-11596 is a medium-severity vulnerability in Connectwise Screenconnect with a CVSS 3.x base score of 4.7. 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-1284.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36079
Weakness: CWE-1284
Affected product: Connectwise Screenconnect
Published: 2026-06-10
Last modified: 2026-08-18

Description

In ScreenConnect™ versions prior to 26.2, input validation within the Host Pass creation functionality could allow an authenticated user with Host Pass creation privileges the ability to specify a token expiration duration beyond the intended maximum when generating delegated access tokens.

Frequently asked questions

What is CVE-2026-11596?: In ScreenConnect™ versions prior to 26.2, input validation within the Host Pass creation functionality could allow an authenticated user with Host Pass creation privileges the ability to specify a token expiration duration beyond the intended maximum when generating delegated access tokens.
How severe is CVE-2026-11596?: CVE-2026-11596 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-11596 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-11596?: CVE-2026-11596 affects Connectwise Screenconnect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-11596?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-11596 have an EU (EUVD) identifier?: Yes. CVE-2026-11596 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36079.
When was CVE-2026-11596 published?: CVE-2026-11596 was published on 2026-06-10 and last updated on 2026-08-18.

References

https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-11596

Affected products (1)

cpe:2.3:a:connectwise:screenconnect:*:*:*:*:*:*:*:*

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