Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-17459— perwendel spark SparkJava ExternalResourceHandler.jav staticFiles.externalLocation symlink

CVSS 4.3 · Medium EPSS 0.32% · P24

Possible ATT&CK Techniques 1AI

T1083 · File and Directory Discovery

Affected Version Matrix 5

VendorProductVersion RangeStatus
perwendelspark2.9.0affected
2.9.1affected
2.9.2affected
2.9.3affected
2.9.4affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-17459

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
perwendel spark SparkJava ExternalResourceHandler.jav staticFiles.externalLocation symlink
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in perwendel spark up to 2.9.4. This vulnerability affects the function staticFiles.externalLocation of the file src/main/java/spark/resource/ExternalResourceHandler.jav of the component SparkJava. Executing a manipulation can lead to symlink following. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-61
Source: CVE Program / CVE List V5

Affected Products

VendorProductAffected VersionsCPESubscribe
perwendelspark 2.9.0 cpe:2.3:a:perwendel:spark:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-17459

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-17459

请登录查看更多情报信息。

Exploits & Public PoCs for CVE-2026-17459 (1)

IV. Related Vulnerabilities

Same weakness: CWE-61

V. Comments for CVE-2026-17459

No comments yet

Leave a comment