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🛡️ CVE-2026-53407 — workplace

🟠 CVSS 8.1 — High ✅ No Known Exploit CWE-939 NVD
8.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: Low — an ordinary user account is enough.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: High — total loss, or loss the attacker controls.
  • Availability impact: None.

Weakness class

CVE-2026-53407 is classified as CWE-939: Improper Authorization in Handler for Custom URL Scheme. The product uses a handler for a custom URL scheme, but it does not properly restrict which actors can invoke the handler using the scheme.

Affected software

CVE-2026-53407 is recorded against 1 package.

  • workplace (fixed in 7.0.4)

Timeline and source

Published on 12 June 2026 and last revised on 26 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.zoom.com

Other advisories for this package

workplace has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-939: Improper Authorization in Handler for Custom URL Scheme) in other software:

Details

Severity HIGH
CVSS Score 8.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CWE CWE-939
Public Exploit ✅ No
Source NVD
Published 2026-06-12
Updated 2026-08-20
Modified 2026-06-26
Fix URL N/A

Affected Packages

Software From version Fixed in
workplace — 7.0.4

Similar Threats

Site Security Check

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CVE-2026-53407 is rated CVSS 8.1 High. BotEraser scans your installation against known CVE records and tells you whether this vulnerability applies to the versions you actually run.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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