No exploitation reportedFix available

CVE-2022-22784

Q: Is CVE-2022-22784 actively exploited?

Active exploitation of CVE-2022-22784 has not been confirmed. Its EPSS score was 4.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-22784?

CVE-2022-22784 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

No exploitation reported by the sources we read.

Published2022-05-18
Fixed in5.10.0
WeaknessCWE-91

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The Zoom Client for Meetings (for Android, iOS, Linux, MacOS, and Windows) before version 5.10.0 failed to properly parse XML stanzas in XMPP messages. This can allow a malicious user to break out of the current XMPP message context and create a new message context to have the receiving users client perform a variety of actions.This issue could be used in a more sophisticated attack to forge XMPP messages from the server.

Timeline

dates in UTC

2022-05-1816:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-22784?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-22784?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Zoom meetings

Branch	Affected	Fixed in	Source
5.10	< 5.10.0	5.10.0	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Zoom meetings to 5.10.0

Advisories and patches

explore.zoom.usVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CNACVSS 3.18.1read 2026-10-23
NVDCVSS 3.18.1read 2026-10-23
NVDCVSS 2.05.5read 2026-10-23
NVDweakness (CWE)CWE-91read 2026-10-23
FIRST EPSSEPSS score4.1 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Published: 2022-05-18
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-22784?

Is CVE-2022-22784 actively exploited?

Active exploitation of CVE-2022-22784 has not been confirmed. Its EPSS score was 4.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-22784?

CVE-2022-22784 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

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