What is CVE-2023-2544?

CVE-2023-2544 is a medium-severity vulnerability in Universitat Politècnica De València (Upv) Upv Peix, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2023-10-03.

How severe is CVE-2023-2544?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Universitat Politècnica De València (Upv) Upv Peix

CVE-2023-2544

Authorization bypass vulnerability in UPV PEIX, affecting the component "pdf_curri_new.php". Through a POST request, an authenticated user could change the ID parameter to retrieve all the stored information of other registered users.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2023-10-03 · last modified 2026-06-17.

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: 0.004 (29.0th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Universitat Politècnica De València (Upv) Upv Peix — versions 0
Upv Peix

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

www.incibe.es/en/incibe-cert/notices/aviso/authorization-bypass-upv-peix (Third Party Advisory)

Frequently asked questions

What is CVE-2023-2544?: CVE-2023-2544 is a medium-severity vulnerability in Universitat Politècnica De València (Upv) Upv Peix, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2023-10-03.
How severe is CVE-2023-2544?: Medium severity. CVSS v3 base score is 5.3 out of 10.