by Kastro
Paper/Archive/CVE-2026-73640

CVE-2026-73640

Dayforce ESS Excelity — Time-based SQL Injection in Dayforce ESS Excelity

EPSS 0.3%CVSS 9.3
critical.is priorityof 100
32
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 21.5.215 × 204.3No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Dayforce ESS Excelity is vulnerable to Time Based-Blind SQL Injection in password recovery functionality. The unauthenticated attacker can prepare GET request with one of the parameters filled in with an arbitrary SQL query. The parameter is interpreted as part of SQL predicate resulting in Time-Based Blind SQL Injection. This issue was fixed in version V3.

Affected

ProductAffectedFixed inSource
ESS Excelity< V3V3CNA

Scores by source

CERT-PL (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

writeupcert.pl/en/posts/2026/09/CVE-2026-73640refess.Exceltiyglobal.com