What is CVE-2023-5690?

CVE-2023-5690 is a high-severity vulnerability in Modoboa, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2023-10-20.

How severe is CVE-2023-5690?

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

Is CVE-2023-5690 known to be exploited?

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

CSRF in Modoboa

CVE-2023-5690

Cross-Site Request Forgery (CSRF) in GitHub repository modoboa/modoboa prior to 2.2.2.

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: 0.004 (34.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.9% 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

Modoboa
Modoboa Modoboa/modoboa — versions unspecified

Weakness classification (CWE)

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

Public proof-of-concept exploits

References

huntr.com/bounties/980c75a5-d978-4b0e-9bcc-2b2682c97e01 (Exploit, Patch, Third Party Advisory)
github.com/modoboa/modoboa/commit/23e4c25511c66c0548da001236f47e19e3f9e4d9 (Patch)

Frequently asked questions

What is CVE-2023-5690?: CVE-2023-5690 is a high-severity vulnerability in Modoboa, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2023-10-20.
How severe is CVE-2023-5690?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-5690 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.