CVE-2026-40888: Frappe HR is an open-source human resources management solution (HRMS)

Routine

MEDIUM 6.5UPGRADE

CVE-2026-40888 is a medium-severity flaw (CVSS 6.5) affecting frappe hr. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Frappe HR is an open-source human resources management solution (HRMS). Prior to versions 15.58.1 and 16.4.1, an authenticated user with default role can access unauthorized information by exploiting certain api endpoint. Versions 15.58.1 and 16.4.1 contain a patch. No known workarounds are available.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-04-21
Last modified	2026-10-25

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

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-21 20:17 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

frappe frappe hr UPGRADE

Affected: < 15.58.1 · >= 16.0.0 and < 16.4.1

Fixed in: 15.58.1, 16.4.1

Safe to downgrade to: a release before 16.0.0

1. Check installed version

apt-cache policy frappe-hr || rpm -q frappe-hr || frappe-hr --version

2. UPGRADE to 15.58.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade frappe-hr

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade frappe-hr

Note

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

3. If no update is available yet, DOWNGRADE to a release before 16.0.0 (Debian / Ubuntu)

apt-cache madison frappe-hr sudo apt install frappe-hr=<VERSION_BEFORE_16.0.0> sudo apt-mark hold frappe-hr

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list frappe-hr sudo dnf downgrade frappe-hr-<VERSION_BEFORE_16.0.0> sudo dnf versionlock add frappe-hr

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-2026-40888?

frappe hr: upgrade to 15.58.1, 16.4.1. Exact commands for each OS are on this page.

Is CVE-2026-40888 being exploited?

CVE-2026-40888 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-2026-40888 affect?

CVE-2026-40888 affects frappe hr. Severity is medium (CVSS 6.5). Frappe HR is an open-source human resources management solution (HRMS). Prior to versions 15.58.1 and 16.4.1, an authenticated user with default role can access unauthorized information by exploiting certain api endpoint. Versions 15.58.1 a

How urgent is CVE-2026-40888?

Priority 26/100. No elevated risk signals yet.

References

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