What is CVE-2023-5375?

CVE-2023-5375 is a medium-severity vulnerability in Mosparo, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-10-04.

How severe is CVE-2023-5375?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2023-5375 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in Mosparo

CVE-2023-5375

Open Redirect in GitHub repository mosparo/mosparo prior to 1.0.2.

Vulnerability class: Open Redirect

Published 2023-10-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.351 (98.4th percentile), scored 2026-10-01.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.351 · newest: 0.351 · change: 0.000

Affected products

Mosparo
Mosparo Mosparo/mosparo — versions unspecified

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

huntr.dev/bounties/3fa2abde-cb58-45a3-a115-1727ece9acb9 (Exploit, Third Party Advisory)
github.com/mosparo/mosparo/commit/9d5da367b78b8c883bfef5f332ffea26292f99e8 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-5375?: CVE-2023-5375 is a medium-severity vulnerability in Mosparo, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-10-04.
How severe is CVE-2023-5375?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-5375 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.