PAC Files Exposed to Internet Websites

published 2023-11-06 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-32429

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits: 0; none known

Origin Validation Error vulnerability in Zscaler Client Connector on Linux allows Privilege Abuse. This issue affects Zscaler Client Connector for Linux: before 1.3.1.6.

Patch / fix

fixed in 1

Zscaler Client Connector 1.3.1.6

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-09-05)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

Zscaler Client Connector

Classification

Weakness

CWE-346 Origin Validation Error

References

help.zscaler.com /client-connector/client-connector-app-release-summary-2022?applicable_category=Linux&applicable_version=1.3.1
release-notes

Sources

CVE List CVE-2023-28794
NVD CVE-2023-28794

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary