Spark allows remote attackers to read arbitrary files via a .. (dot dot) in the URI

HIGH 7.5CVE-2016-9177 · GHSA-89gc-6cw6-4vch · Published 04/11/2016 · updated 17/06/2026

In short

CVE-2016-9177 is a HIGH (CVSS 7.5) vulnerability affecting com.sparkjava:spark-core, spark (sparkjava).
Chance of exploitation in the next 30 days (EPSS): 5.1%, higher than 92.4% of all vulnerabilities.
Fix: update to 2.5.2 or later.

Package	Affected versions	Patched versions
com.sparkjava:spark-core Maven	`< 2.5.2`	`2.5.2`
spark sparkjava	`≤ 2.5`	No fix yet

Directory traversal vulnerability in Spark 2.5 allows remote attackers to read arbitrary files via a .. (dot dot) in the URI.

NVD description

Directory traversal vulnerability in Spark 2.5 allows remote attackers to read arbitrary files via a .. (dot dot) in the URI.

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