CVE-2026-23514: Kiteworks is a private data network (PDN)

This month

HIGH 8.8DOWNGRADE

CVE-2026-23514 is a high-severity flaw (CVSS 8.8) affecting kiteworks. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Kiteworks is a private data network (PDN). Versions 9.2.0 and 9.2.1 of Kiteworks Core have an access control vulnerability that allows authenticated users to access unauthorized content. Upgrade Kiteworks Core to version 9.2.2 or later to receive a patch.

Why this priority

High severity

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.1% (top 36%)
CISA exploited list	No
Weakness	CWE-282
Published	2026-03-25
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2026-03-25 15:16 UTCPublished CVE record published
2026-06-17 10:21 UTCUpdated Record last modified

accellion kiteworks DOWNGRADE

Affected: 9.2.0 · 9.2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.2.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 9.2.0 (Debian / Ubuntu)

apt-cache madison kiteworks sudo apt install kiteworks=<VERSION_BEFORE_9.2.0> sudo apt-mark hold kiteworks

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

dnf --showduplicates list kiteworks sudo dnf downgrade kiteworks-<VERSION_BEFORE_9.2.0> sudo dnf versionlock add kiteworks

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-2026-23514?

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

Is CVE-2026-23514 being exploited?

CVE-2026-23514 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-2026-23514 affect?

CVE-2026-23514 affects kiteworks. Severity is high (CVSS 8.8). Kiteworks is a private data network (PDN). Versions 9.2.0 and 9.2.1 of Kiteworks Core have an access control vulnerability that allows authenticated users to access unauthorized content. Upgrade Kiteworks Core to version 9.2.2 or later to r

How urgent is CVE-2026-23514?

Priority 47/100. High severity

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References

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