CVE-2021-25756
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories...
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories instead of HTTPS.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories instead of HTTPS.
- Record
CVE-2021-25756- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE ListNo score
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories instead of HTTPS.
- Record
CVE-2021-25756- Updated
- 2026-11-02
EUVDEUVD-2021-12639No score
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories instead of HTTPS.
- Record
EUVD-2021-12639- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fm2x-8p52-vp9vNo score
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories...
In JetBrains IntelliJ IDEA before 2020.2, HTTP links were used for several remote repositories instead of HTTPS.
- Record
GHSA-fm2x-8p52-vp9v- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-25756 is a medium vulnerability (CVSS 5.3) in Jetbrains Intellij Idea, published February 3, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.31%, the 71st percentile. No source names a fixed version.