Security readout for executives and security teams
Plain-English summary
JetBrains Hub versions before 2021.1.13402 could allow HTML injection into password reset emails. This could make legitimate account recovery emails display attacker-controlled HTML, increasing phishing or user deception risk. The provided sources do not include CVSS, exploit details, or evidence of active exploitation.
Executive priority
Handle as a routine but necessary product security update. Escalate if JetBrains Hub is externally reachable, widely used for identity workflows, or cannot be upgraded promptly.
Technical view
CVE-2021-37541 is an HTML injection issue in JetBrains Hub password reset email generation before version 2021.1.13402. The source bundle does not describe the injection vector, required privileges, impact scope, or whether script execution is possible in mail clients.
Likely exposure
Exposure is limited to organizations running JetBrains Hub below 2021.1.13402. Risk depends on whether password reset workflows are reachable and whether attackers can influence content rendered in reset emails.
Exploitation context
The source bundle marks KEV as false and cites no active exploitation. Public details provided here are sparse, so exploitation likelihood and prerequisites cannot be assessed confidently from these sources alone.
Researcher notes
Evidence is limited to the CVE description and JetBrains bulletin reference. No CWE, CVSS, proof-of-concept, exploitation evidence, or detailed patch notes are included in the supplied bundle.
Mitigation direction
- Upgrade JetBrains Hub to 2021.1.13402 or later.
- Check JetBrains security bulletin for vendor guidance.
- Prioritize internet-facing or broadly accessible Hub instances.
- Review password reset email workflows after updating.
Validation and detection
- Inventory deployed JetBrains Hub versions.
- Confirm no instance runs below 2021.1.13402.
- Verify password reset emails render expected trusted content only.
- Check change records for completed Hub upgrades.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
Credential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-37541 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://blog.jetbrains.com/blog/2021/08/05/jetbrains-security-bulletin-q2-2021/CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.