CVE-2021-25770: jetbrains youtrack Code Injection
CVSS: 9.8v3.1CriticalModified
Published 03-02-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-25770 is a critical (CVSS 9.8) Code Injection vulnerability in jetbrains youtrack. EPSS estimates a 3.47% chance of exploitation in the next 30 days, higher than 88.9% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
3.47%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 03-02-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
In JetBrains YouTrack before 2020.5.3123, server-side template injection (SSTI) was possible, which could lead to code execution.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
3.47%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
0.00 pp
From 3.47% on 19-09-2026
19-09-202619-10-2026
EPSS score3.47%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Jetbrains1 product
- youtrack< 2020.5.3123
1 vendor · 1 product
References
2 links- blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/X Refsource MISCVendor Advisory