CVE-2025-48066: wire-webapp is the web application for the open-source messaging service Wire

Routine

MEDIUM 6.0DOWNGRADE

CVE-2025-48066 is a medium-severity flaw (CVSS 6.0) affecting wire-webapp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

wire-webapp is the web application for the open-source messaging service Wire. A bug fix caused a regression causing an issue with function to delete local data. Instructing the client to delete its local database on user logout does not result in deletion. This is the case for both temporary clients (marking the device as a public computer on login) and regular clients instructing the deletion of all personal information and conversations upon l

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.0 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-226, CWE-212
Published	2025-05-22
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: wire

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

Am I affected?

Timeline

2025-05-22 18:15 UTCPublished CVE record published
2026-06-17 09:29 UTCUpdated Record last modified

wire wire-webapp DOWNGRADE

Affected: 2025-04-14 production0 · 2025-04-29 production0 · 2025-05-06 alphaging0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2025-04-14

1. Check installed version

apt-cache policy wire-webapp || rpm -q wire-webapp || wire-webapp --version

2. No fixed release: DOWNGRADE to a release before 2025-04-14 (Debian / Ubuntu)

apt-cache madison wire-webapp sudo apt install wire-webapp=<VERSION_BEFORE_2025-04-14> sudo apt-mark hold wire-webapp

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list wire-webapp sudo dnf downgrade wire-webapp-<VERSION_BEFORE_2025-04-14> sudo dnf versionlock add wire-webapp

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-48066?

wire-webapp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-48066 being exploited?

CVE-2025-48066 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-2025-48066 affect?

CVE-2025-48066 affects wire-webapp. Severity is medium (CVSS 6.0). wire-webapp is the web application for the open-source messaging service Wire. A bug fix caused a regression causing an issue with function to delete local data. Instructing the client to delete its local database on user logout does not re

How urgent is CVE-2025-48066?

Priority 21/100. No elevated risk signals yet.

References

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