How severe is CVE-2026-50242?

CVE-2026-50242 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-50242 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-50242?

CVE-2026-50242 affects Jetbrains Hub. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-50242?

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-2026-50242 have an EU (EUVD) identifier?

Yes. CVE-2026-50242 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38008.

When was CVE-2026-50242 published?

CVE-2026-50242 was published on 2026-06-19 and last updated on 2026-06-26.

CVE-2026-50242

CVE-2026-50242 is a critical-severity vulnerability in Jetbrains Hub with a CVSS 3.x 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-306.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-38008
Weakness: CWE-306
Affected product: Jetbrains Hub
Published: 2026-06-19
Last modified: 2026-06-26

Description

In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429 authentication bypass via direct database access leading to administrative access was possible

Frequently asked questions

What is CVE-2026-50242?: In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429 authentication bypass via direct database access leading to administrative access was possible
How severe is CVE-2026-50242?: CVE-2026-50242 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-50242 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-50242?: CVE-2026-50242 affects Jetbrains Hub. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-50242?: 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-2026-50242 have an EU (EUVD) identifier?: Yes. CVE-2026-50242 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38008.
When was CVE-2026-50242 published?: CVE-2026-50242 was published on 2026-06-19 and last updated on 2026-06-26.

References

https://www.jetbrains.com/privacy-security/issues-fixed/

Affected products (1)

cpe:2.3:a:jetbrains:hub:*:*:*:*:*:*:*:*

More vulnerabilities in Jetbrains Hub

CVE-2026-56142 — Critical (CVSS 9.9): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-56141 — Critical (CVSS 9.8): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429 account…
CVE-2022-25262 — Critical (CVSS 9.8): In JetBrains Hub before 2022.1.14434, SAML request takeover was possible.
CVE-2021-43183 — Critical (CVSS 9.8): In JetBrains Hub before 2021.1.13690, the authentication throttling mechanism could be bypassed.
CVE-2021-36209 — Critical (CVSS 9.8): In JetBrains Hub before 2021.1.13389, account takeover was possible during password reset.
CVE-2026-25848 — Critical (CVSS 9.1): In JetBrains Hub before 2025.3.119807 authentication bypass allowing administrative actions was possible

All CVEs affecting Jetbrains Hub →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-20357 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team…
CVE-2026-58115 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC IoT2050 Advanced (6ES7647-0BA00-1YA2) (All versions < V4.3.4.1 running…
CVE-2026-63508 — Critical (CVSS 10.0): Missing authentication for critical function in Microsoft Planetary Computer Pro allows an unauthorized attacker to…
CVE-2026-56163 — Critical (CVSS 10.0): Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to…
CVE-2026-64812 — Critical (CVSS 10.0): In JetBrains IntelliJ IDEA before 2026.2 unauthorized input injection was possible in a Remote Development session
CVE-2026-60644 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware (component: Web Content Management).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →