CVE-2025-49462: Cross-site scripting in certain Zoom Clients before version 6.4.5 may allow an authenticated user to conduct

Q: How do I fix CVE-2025-49462?

zoom: upgrade to 6.4.5; zoom: upgrade to 6.4.5; zoom: upgrade to 6.4.5. Exact commands for each OS are on this page.

Q: Is CVE-2025-49462 being exploited?

CVE-2025-49462 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-49462 affect?

CVE-2025-49462 affects zoom, zoom, zoom. Severity is low (CVSS 3.5). Cross-site scripting in certain Zoom Clients before version 6.4.5 may allow an authenticated user to conduct a disclosure of information via network access.

Q: How urgent is CVE-2025-49462?

Priority 16/100. No elevated risk signals yet.

Routine

LOW 3.5UPGRADEUPGRADEUPGRADE

CVE-2025-49462 is a low-severity flaw (CVSS 3.5) affecting zoom, zoom, zoom. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting in certain Zoom Clients before version 6.4.5 may allow an authenticated user to conduct a disclosure of information via network access.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-352
Published	2025-07-10
Last modified	2026-06-17

Publisher (CNA): Zoom Video Communications, Inc. · Vendor: zoom

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-10 17:15 UTCPublished CVE record published
2026-06-17 09:31 UTCUpdated Record last modified

zoom zoom UPGRADE

Affected: < 6.4.5

Fixed in: 6.4.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy zoom || rpm -q zoom || zoom --version

2. UPGRADE to 6.4.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zoom

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zoom

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

zoom zoom UPGRADE

Affected: < 6.4.5

Fixed in: 6.4.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy zoom || rpm -q zoom || zoom --version

2. UPGRADE to 6.4.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zoom

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zoom

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

zoom zoom UPGRADE

Affected: < 6.4.5

Fixed in: 6.4.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy zoom || rpm -q zoom || zoom --version

2. UPGRADE to 6.4.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zoom

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zoom

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

zoom zoom UPGRADE

Affected: < 6.4.5

Fixed in: 6.4.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy zoom || rpm -q zoom || zoom --version

2. UPGRADE to 6.4.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zoom

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zoom

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

zoom zoom UPGRADE

Affected: < 6.4.5

Fixed in: 6.4.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy zoom || rpm -q zoom || zoom --version

2. UPGRADE to 6.4.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zoom

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zoom

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-49462?

zoom: upgrade to 6.4.5; zoom: upgrade to 6.4.5; zoom: upgrade to 6.4.5. Exact commands for each OS are on this page.

Is CVE-2025-49462 being exploited?

CVE-2025-49462 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-49462 affect?

CVE-2025-49462 affects zoom, zoom, zoom. Severity is low (CVSS 3.5). Cross-site scripting in certain Zoom Clients before version 6.4.5 may allow an authenticated user to conduct a disclosure of information via network access.

How urgent is CVE-2025-49462?

Priority 16/100. No elevated risk signals yet.

Software pages

Zoom vulnerabilities

Related CVEs

CVE-2026-0998 MEDIUM 4.3 UPGRADE UPGRADE Mattermost versions 11.1.x <= 11.1.2, 10.11.x <= 10.11.9, 11.2.x <= 11.2.1 and Mattermost Plugin Zoom versions
CVE-2026-0997 MEDIUM 4.3 UPGRADE UPGRADE Mattermost versions 11.1.x <= 11.1.2, 10.11.x <= 10.11.9, 11.2.x <= 11.2.1 and Mattermost Plugin Zoom versions
CVE-2025-49464 MEDIUM 6.5 UPGRADE Classic buffer overflow in certain Zoom Clients for Windows may allow an authorised user to conduct a denial o
CVE-2025-49463 MEDIUM 6.5 UPGRADE Insufficient control flow management in certain Zoom Clients for iOS before version 6.4.5 may allow an unauthe
CVE-2025-46789 MEDIUM 6.5 MITIGATE Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial o

References

← Back to latest CVEs