CVE-2026-3422: U-Office Force developed by e-Excellence has a Insecure Deserialization vulnerability, allowing unauthenticate

Q: How do I fix CVE-2026-3422?

u-office force: upgrade to 29.50. Exact commands for each OS are on this page.

Q: Is CVE-2026-3422 being exploited?

CVE-2026-3422 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-2026-3422 affect?

CVE-2026-3422 affects u-office force. Severity is critical (CVSS 9.8). U-Office Force developed by e-Excellence has a Insecure Deserialization vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server by sending maliciously crafted serialized content.

Q: How urgent is CVE-2026-3422?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2026-3422 is a critical-severity flaw (CVSS 9.8) affecting u-office force. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

U-Office Force developed by e-Excellence has a Insecure Deserialization vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server by sending maliciously crafted serialized content.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 40%)
CISA exploited list	No
Weakness	CWE-502
Published	2026-03-02
Last modified	2026-06-17

Publisher (CNA): TWCERT/CC · Vendor: edetw

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

Am I affected?

Timeline

2026-03-02 07:16 UTCPublished CVE record published
2026-06-17 10:43 UTCUpdated Record last modified

edetw u-office force UPGRADE

Affected: < 29.50 · 29.50

Fixed in: 29.50

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy u-office-force || rpm -q u-office-force || u-office-force --version

2. UPGRADE to 29.50 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade u-office-force

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade u-office-force

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-2026-3422?

u-office force: upgrade to 29.50. Exact commands for each OS are on this page.

Is CVE-2026-3422 being exploited?

CVE-2026-3422 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-2026-3422 affect?

CVE-2026-3422 affects u-office force. Severity is critical (CVSS 9.8). U-Office Force developed by e-Excellence has a Insecure Deserialization vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server by sending maliciously crafted serialized content.

How urgent is CVE-2026-3422?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

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References

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