How severe is CVE-2022-22780?

CVE-2022-22780 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2022-22780 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-22780?

CVE-2022-22780 primarily affects Zoom Meetings. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-22780?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-22780 published?

CVE-2022-22780 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2022-22780

CVE-2022-22780 is a medium-severity vulnerability in Zoom Meetings with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 7.8
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Zoom Meetings
Published: 2022-02-09
Last modified: 2026-06-17

Description

The Zoom Client for Meetings chat functionality was susceptible to Zip bombing attacks in the following product versions: Android before version 5.8.6, iOS before version 5.9.0, Linux before version 5.8.6, macOS before version 5.7.3, and Windows before version 5.6.3. This could lead to availability issues on the client host by exhausting system resources.

Frequently asked questions

What is CVE-2022-22780?: The Zoom Client for Meetings chat functionality was susceptible to Zip bombing attacks in the following product versions: Android before version 5.8.6, iOS before version 5.9.0, Linux before version 5.8.6, macOS before version 5.7.3, and Windows before version 5.6.3. This could lead to availability issues on the client host by exhausting system resources.
How severe is CVE-2022-22780?: CVE-2022-22780 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2022-22780 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-22780?: CVE-2022-22780 primarily affects Zoom Meetings. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-22780?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-22780 published?: CVE-2022-22780 was published on 2022-02-09 and last updated on 2026-06-17.

References

https://explore.zoom.us/en/trust/security/security-bulletin

Affected products (5)

cpe:2.3:a:zoom:meetings:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:meetings:*:*:*:*:*:macos:*:*
cpe:2.3:a:zoom:meetings:*:*:*:*:*:android:*:*
cpe:2.3:a:zoom:meetings:*:*:*:*:*:linux:*:*
cpe:2.3:a:zoom:meetings:*:*:*:*:*:iphone_os:*:*

More vulnerabilities in Zoom Meetings

CVE-2021-34423 — Critical (CVSS 9.8): A buffer overflow vulnerability was discovered in Zoom Client for Meetings (for Android, iOS, Linux, macOS, and…
CVE-2021-33907 — Critical (CVSS 9.8): The Zoom Client for Meetings for Windows in all versions before 5.3.0 fails to properly validate the certificate…
CVE-2022-28768 — High (CVSS 8.8): The Zoom Client for Meetings Installer for macOS (Standard and for IT Admin) before version 5.12.6 contains a local…
CVE-2022-28763 — High (CVSS 8.8): The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.12.2 is susceptible to a…
CVE-2022-28757 — High (CVSS 8.8): The Zoom Client for Meetings for macOS (Standard and for IT Admin) starting with version 5.7.3 and before 5.11.6…
CVE-2022-28751 — High (CVSS 8.8): The Zoom Client for Meetings for MacOS (Standard and for IT Admin) before version 5.11.3 contains a vulnerability in…

All CVEs affecting Zoom Meetings →

Other CWE-400 (Uncontrolled Resource Consumption) vulnerabilities

CVE-2026-46775 — Critical (CVSS 9.9): Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0.…
CVE-2025-61303 — Critical (CVSS 9.8): Hatching Triage Sandbox Windows 10 build 2004 (2025-08-14) and Windows 10 LTSC 2021(2025-08-14) contains a…
CVE-2025-43193 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7,…
CVE-2025-24269 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4. An app may be able to…
CVE-2025-24264 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4,…
CVE-2025-24260 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4, macOS Sonoma 14.7.5,…

Browse all CWE-400 (Uncontrolled Resource Consumption) vulnerabilities →