CVE-2026-53407

criticalpriority · track · 39EPSS 0.002 · 14 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.23% (14th) EPSS

CVSS 9.8 · critical

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

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.

cvss

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

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.1–9.8

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nsecondary · ENISA EU

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nsecondary · security@zoom.usexploitability 2.8 · impact 5.2

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/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-939US

affected products (7)

Products and version ranges known to be affected.

Zoom Video Communications Workplace Android <7.0.4all versionscert_bundDE
Zoom Video Communications Workplace iOS <7.0.3all versionscert_bundDE
Zoom Video Communications Workplace≤ iOS <7.0.3cert_bundDE
Zoom Video Communications Workplace≤ Android <7.0.4cert_bundDE
Zoom Communications Zoom Workplace0 → 7.0.4enisa_euvdEU
zoom workplace< 7.0.3nvdUScpe:2.3:a:zoom:workplace:*:*:*:*:*:*:*:*
zoom workplace< 7.0.4nvdUScpe:2.3:a:zoom:workplace:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1839Zoom Video Communications Workplace: Mehrere Schwachstellen ermöglichen PrivilegieneskalationDeutsch2026-06-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Zoom Video Communications Workplace ausnutzen, um seine Privilegien zu erhöhen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2026-06-12modified 2026-10-25

references (3)

External citations — patches, advisories, analysis.

scry

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