What is CVE-2023-5687?

CVE-2023-5687 is a high-severity vulnerability in Mosparo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2023-10-20.

How severe is CVE-2023-5687?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2023-5687 known to be exploited?

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

CSRF in Mosparo

CVE-2023-5687

Cross-Site Request Forgery (CSRF) in GitHub repository mosparo/mosparo prior to 1.0.3.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2023-10-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (22.5th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Mosparo
Mosparo Mosparo/mosparo — versions unspecified

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

Public proof-of-concept exploits

References

huntr.com/bounties/33f95510-cdee-460e-8e61-107874962f2d (Exploit, Patch, Third Party Advisory)
github.com/mosparo/mosparo/commit/fb3ac528b7548beb802182310967968a21c1354a (Patch)

Frequently asked questions

What is CVE-2023-5687?: CVE-2023-5687 is a high-severity vulnerability in Mosparo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2023-10-20.
How severe is CVE-2023-5687?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-5687 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.