CVE-2023-28799

mediumpriority · track · 24EPSS 0.004 · 39 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.45% (39th) EPSS

CVSS 6.1 · medium

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

A URL parameter during login flow was vulnerable to injection. An attacker could insert a malicious domain in this parameter, which would redirect the user after auth and send the authorization token to the redirected domain.

cvss

Technical severity, 0–10. One row per scoring source.

8.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.6–8.2

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7

v3.18.2highCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:Nsecondary · ENISA EU

v3.18.2highCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:Nsecondary · cve@zscaler.comexploitability 1.8 · impact 5.8

v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-601USprimaryCWE-1287US

affected products (7)

Products and version ranges known to be affected.

Zscaler Client Connector0 → 3.9 Mac, 3.7 Win, 1.9.3 iOS, 1.10.2 Android, 1.10.1 Chrome OS, 1.4 Linuxenisa_euvdEU
zscaler client connector< 1.10.1nvdUScpe:2.3:a:zscaler:client_connector:*:*:*:*:*:*:*:*
zscaler client connector< 1.10.2nvdUScpe:2.3:a:zscaler:client_connector:*:*:*:*:*:*:*:*
zscaler client connector< 1.4nvdUScpe:2.3:a:zscaler:client_connector:*:*:*:*:*:*:*:*
zscaler client connector< 1.9.3nvdUScpe:2.3:a:zscaler:client_connector:*:*:*:*:*:*:*:*
zscaler client connector< 3.7nvdUScpe:2.3:a:zscaler:client_connector:*:*:*:*:*:*:*:*
zscaler client connector< 3.9nvdUScpe:2.3:a:zscaler:client_connector:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1616ZScaler Client Connector: Mehrere SchwachstellenDeutsch2023-07-02csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in ZScaler Client Connector ausnutzen, um Sicherheitsvorkehrungen zu umgehen oder einen Cross-Site-Scripting-Angriff durchzuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd cert_bund NVD CVE.org MITRE

published 2023-06-22modified 2026-06-17

related (2,011)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2021-38000US	medium6.1OT critical	4.95% (92nd)	KEV	2021-11-23
Insufficient validation of untrusted input in Intents in Google Chrome on Android prior to 95.0.4638.69 allowed a remote attacker to arbitrarily browser to a malicious URL via a cr…
CVE-2012-0518US	medium4.7OT critical	4.69% (92nd)	KEV	2012-10-16
Unspecified vulnerability in the Oracle Application Server Single Sign-On component in Oracle Fusion Middleware 10.1.4.3.0 allows remote attackers to affect integrity via unknown v…
CVE-2017-1000117US	high8.8	77.8% (100th)	Exploit	2017-10-05
A malicious third-party can give a crafted "ssh://..." URL to an unsuspecting victim, and an attempt to visit the URL can result in any program that exists on the victim's machine…
CVE-2025-4123US	medium6.1	97.1% (100th)	Exploit	2025-05-22
A cross-site scripting (XSS) vulnerability exists in Grafana caused by combining a client path traversal and open redirect. This allows attackers to redirect users to a website tha…
CVE-2018-11784US	medium4.3	97.7% (100th)	Exploit	2018-10-04
When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a directory (e.g. redirecting to '/foo/' when the…

+2006 more

references (19)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan