CVE-2026-73642 Path Traversal in Dayforce ESS Excelity

Critical 9.2 Published Updated

Unauthenticated attackers can read arbitrary local files via path traversal in the file download functionality of Dayforce ESS Excelity.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-73642?

CVE-2026-73642 is a critical path traversal vulnerability in Dayforce ESS Excelity, published on 28 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Dayforce ESS Excelity is vulnerable to Path Traversal  in file download functionality. An unauthenticated attacker can sent GET request with file path parameter set to any path including an absolute local file path.

This issue was fixed in version V4.

Weakness: CWE-22

Which versions are affected by CVE-2026-73642?

How do I fix CVE-2026-73642?

No fix has been published for CVE-2026-73642 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-73642 being exploited?

There is no known exploitation of CVE-2026-73642 in the wild and no public exploit code.

Sources

Also known as GHSA-p8m3-fq83-fgm7.

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