CVE-2026-93633

Zimbra Collaboration Suite (ZCS) versions 10.1.16 and 10.1.20 are vulnerable to a CSS sanitization bypass within the Briefcase component. The root cause is that the DefangFilter appends the final ASCII segment of a stylesheet containing non-ASCII characters without proper sanitization. This allow...

CVE-2026-93633 Zimbra Collaboration Suite Briefcase CSS Sanitization Bypass via Non-ASCII Stylesheet Characters

A CSS sanitization vulnerability in Zimbra Collaboration Suite ZCS allows an authenticated user with Briefcase access to publish a document that displays attacker-controlled content under the Zimbra origin. When processing a stylesheet containing non-ASCII characters, DefangFilter appends the fin...

CVE-2026-93643 Zimbra Collaboration Suite OnlyOffice Integration Path Traversal Leading to Remote Code Execution via Unauthenticated /downloadas Request

When OnlyOffice/Document Editing is available, an unauthenticated remote attacker with access to an existing supported public Briefcase document can abuse unsigned save fields to perform path-traversal writes and execute commands as zimbra...

CVE-2026-93643: Improper Limitation of a Pathname to a Restricted Directory

When OnlyOffice/Document Editing is available, an unauthenticated remote attacker with access to an existing supported public Briefcase document can abuse unsigned save fields to perform path-traversal writes and execute commands as zimbra...

PT-2026-98865

Name of the Vulnerable Software and Affected Versions OnlyOffice/Document Editing affected versions not specified Description An unauthenticated remote attacker with access to a supported public Briefcase document can abuse unsigned save fields to perform path-traversal writes. This allows the...

CVE-2026-73573

In Zimbra Collaboration ZCS before 10.1.17, a path traversal vulnerability exists in the Zimbra Briefcase document editing functionality due to improper validation of the packages parameter. An authenticated attacker can exploit this vulnerability by supplying a crafted path traversal sequence,...

CVE-2026-73573

In Zimbra Collaboration ZCS before 10.1.17, a path traversal vulnerability exists in the Zimbra Briefcase document editing functionality due to improper validation of the packages parameter. An authenticated attacker can exploit this vulnerability by supplying a crafted path traversal sequence,...

CVE-2026-73573

In Zimbra Collaboration ZCS before 10.1.17, a path traversal vulnerability exists in the Zimbra Briefcase document editing functionality due to improper validation of the packages parameter. An authenticated attacker can exploit this vulnerability by supplying a crafted path traversal sequence,...

EUVD-2026-58072

In Zimbra Collaboration ZCS before 10.1.17, a path traversal vulnerability exists in the Zimbra Briefcase document editing functionality due to improper validation of the packages parameter. An authenticated attacker can exploit this vulnerability by supplying a crafted path traversal sequence,...

CVE-2026-73573

In Zimbra Collaboration ZCS before 10.1.17, a path traversal vulnerability exists in the Zimbra Briefcase document editing functionality due to improper validation of the packages parameter. An authenticated attacker can exploit this vulnerability by supplying a crafted path traversal sequence,...

CVE-2026-73573

A path traversal vulnerability in Zimbra Collaboration (ZCS) before 10.1.17 affects the Briefcase document editing functionality, where the packages parameter is not properly validated. An authenticated attacker can supply a crafted path traversal sequence to disclose sensitive files within the w...

CVE-2026-73573: Path Traversal: '../filedir'

In Zimbra Collaboration ZCS before 10.1.17, a path traversal vulnerability exists in the Zimbra Briefcase document editing functionality due to improper validation of the packages parameter. An authenticated attacker can exploit this vulnerability by supplying a crafted path traversal sequence,...

PT-2026-71679

Name of the Vulnerable Software and Affected Versions Zimbra Collaboration ZCS versions prior to 10.1.17 Description An issue exists in the Zimbra Briefcase document editing functionality where the packages parameter is not properly validated. An authenticated attacker can use a crafted path...

Zimbra Collaboration Suite Briefcase XSS

The vulnerability of the Briefcase feature in the Zimbra Collaboration Suite email management system is related to the lack of measures taken to protect the website structure. Exploiting this vulnerability allows a malicious actor to perform cross-site scripting attacks XSS remotely...

CVE-2026-33430

Briefcase is a tool for converting a Python project into a standalone native application. Starting in version 0.3.0 and prior to version 0.3.26, if a developer uses Briefcase to produce an Windows MSI installer for a project, and that project is installed for All Users i.e., per-machine scope, th...

PYSEC-2026-27

Briefcase is a tool for converting a Python project into a standalone native application. Starting in version 0.3.0 and prior to version 0.3.26, if a developer uses Briefcase to produce an Windows MSI installer for a project, and that project is installed for All Users i.e., per-machine scope, th...

fpyo2apk (>=1.0.0, <=1.1.4), fpyo2ipa (1.2.0) +1 more potentially affected by CVE-2026-33430 via briefcase (>=0.3.14, <=0.3.23)

briefcase PYPI version =0.3.14, =1.0.0, =0.1.1, =0.2.2 Source cves: CVE-2026-33430 Source advisory: OSV:PYSEC-2026-27...

CVE-2026-33430

Briefcase is a tool for converting a Python project into a standalone native application. Starting in version 0.3.0 and prior to version 0.3.26, if a developer uses Briefcase to produce an Windows MSI installer for a project, and that project is installed for All Users i.e., per-machine scope, th...

PYSEC-2026-27

Briefcase is a tool for converting a Python project into a standalone native application. Starting in version 0.3.0 and prior to version 0.3.26, if a developer uses Briefcase to produce an Windows MSI installer for a project, and that project is installed for All Users i.e., per-machine scope, th...

CVE-2026-33430 Briefcase: Windows MSI Installer Privilege Escalation via Insecure Directory Permissions

Briefcase is a tool for converting a Python project into a standalone native application. Starting in version 0.3.0 and prior to version 0.3.26, if a developer uses Briefcase to produce an Windows MSI installer for a project, and that project is installed for All Users i.e., per-machine scope, th...