Medium severity4.3NVD Advisory· Published Jul 26, 2026· Updated Jul 27, 2026

CVE-2026-17459

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Perwendel/sparkllm-fuzzy
Range: <=2.9.4

Patches

Vulnerability mechanics

References

News mentions

No linked articles in our index yet.

Severity

MediumCVSS v3.1

4.3/ 10

CVSS v42.1

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: None
Availability: None

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected

Source repo: github.com/perwendel/spark/

EPSS

Probability of exploitation in the next 30 days.

0.32%

VYPR risk score

Composite of severity, exploitation, and reach.

0.28low

cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-59
Improper Link Resolution Before File Access ('Link Following')
CWE-61
UNIX Symbolic Link (Symlink) Following

CVE ID

CVE-2026-17459

Credits

N(
naixiao (VulDB User)
reporter
VC
VulDB CNA Team
coordinator