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VulnerabilityCVE-2026-25848Published 2026-02-09

CVE-2026-25848 — JetBrains Hub

critical

As of 2026-02-26, CVE-2026-25848 is a CRITICAL-severity vulnerability in JetBrains Hub, CVSS v3.1 9.1, EPSS 0.4% (34.1th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-25848, most recently “Multiple JetBrains Product Vulnerabilities: Account Takeover, Privilege Escalation, and RCE Across Hub, YouTrack, IntelliJ IDEA, Kotlin, GoLand, and TeamCity”.

CVSS v3.1
9.1/10Critical
EPSS
0.4%Higher than 34.1% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
5.9/10Threadlinqs triage score
Published
Updated 2026-02-26
CVSS v3.1 9.1 (CRITICAL) · EPSS 0.4% (higher than 34.1% of all scored CVEs) · Priority 5.9/10 · Published 2026-02-09

Last updated:

What is CVE-2026-25848?

In JetBrains Hub before 2025.3.119807 authentication bypass allowing administrative actions was possible

The record classifies CVE-2026-25848 under weakness class CWE-306. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 238 days ago.

Severity and exploitation probability

CVSS v3.1 base score
9.1 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS (FIRST)
0.4% probability of exploitation in the next 30 days, higher than 34.1% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
5.9/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-02-09, last modified 2026-02-26

Is CVE-2026-25848 being exploited?

No public exploitation evidence for CVE-2026-25848 is recorded in the sources Threadlinqs tracks — CISA KEV, Exploit-DB, public proof-of-concept repositories and ProjectDiscovery Nuclei — as of 2026-02-26. That is an absence of evidence in those feeds, not a guarantee that the vulnerability is unexploited.

Affected products and versions

How to fix CVE-2026-25848

No vendor patch reference has been recorded for CVE-2026-25848 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-25848

1 tracked threat in the Threadlinqs corpus references CVE-2026-25848, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .

Other references