Vulnerability in Peprodev Ultimate Invoice

CVE-2026-2343

The PeproDev Ultimate Invoice WordPress plugin through 2.2.5 has a bulk download invoices action that generates ZIP archives containing exported invoice PDFs. The ZIP files are named predictably making it possible to brute force and retreive PII.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-2343: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Peprodev Ultimate Invoice — versions 0

References

Frequently asked questions

What is CVE-2026-2343?
CVE-2026-2343 is a medium-severity vulnerability in Peprodev Ultimate Invoice, classified under CWE-200 INFORMATION EXPOSURE. CVSS score: 5.3/10. Published 2026-03-25.
How severe is CVE-2026-2343?
Medium severity. CVSS v3 base score is 5.3 out of 10.