CVE-2020-17519
⚠️ highSummary
A change introduced in Apache Flink 1.11.0 (and released in 1.11.1 and 1.11.2 as well) allows attackers to read any file on the local filesystem of the JobManager through the REST interface of the JobManager process. Access is restricted to files accessible by the JobManager process. All users should upgrade to Flink 1.11.3 or 1.12.0 if their Flink instance(s) are exposed. The issue was fixed in commit b561010b0ee741543c3953306037f00d7a9f0801 from apache/flink:master.
CVSS Score
7.5
High
EPSS Score
94.4
Exploit Probability
Published Date
2021-01-05
First Seen: 2026-01-05
📊 Relative Risk Intelligence
This CVE is Moderate Risk - more severe than 69.0% of all 328,009 vulnerabilities in our database.
#101,817
Above average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 24, 2024
🔍 Exploitation Status
Active
Exploits detected in the wild
⚙️ Automatable
YES
Can be exploited automatically
💥 Technical Impact
Partial
Limited system impact
🏆 Discovered By
0rich1 of Ant Security FG Lab
SSVC data provided by
CISA
Last Modified
2025-10-27
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE IDs (Weakness Types)