🛡️ CVE-2023-5690 — modoboa

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must actively cooperate. Rated impact: confidentiality low, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Attack requirements: None — no deployment-specific condition has to hold.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: Active — the victim has to cooperate with the attack.
• Confidentiality impact: Low — limited, and the attacker does not choose what is affected.
• Integrity impact: None.
• Availability impact: None.

Weakness class

CVE-2023-5690 is classified as CWE-352: Cross-Site Request Forgery (CSRF). A state-changing request is accepted without proof it was intended, so another site can trigger it using the victim's session.

Affected software

CVE-2023-5690 is recorded against 1 package.

• modoboa (fixed in 2.2.2)

Timeline and source

Published on 20 October 2023 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Package)
github.com (Web)
huntr.com (Web)

Other advisories for this package

modoboa has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2023-0860 (8.0 High, published 7 Jul 2026)
• CVE-2026-27602 (8.0 High, published 25 Mar 2026)
• CVE-2023-5689 (8.0 High, published 20 Oct 2023)
• CVE-2023-5688 (9.5 Critical, published 20 Oct 2023)
• CVE-2023-2228 (8.0 High, published 21 Apr 2023)
• CVE-2023-2227 (9.5 Critical, published 21 Apr 2023)
• CVE-2023-2160 (6.3 Medium, published 18 Apr 2023)
• CVE-2023-0949 (4.8 Medium, published 22 Feb 2023)

Same weakness in other software

These advisories are the same class of weakness (CWE-352: Cross-Site Request Forgery (CSRF)) in other software:

• CVE-2023-37465 (published 27 Jul 2026)
• CVE-2023-6022 (8.0 High, published 7 Jul 2026)
• CVE-2022-43719 (8.0 High, published 7 Jul 2026)
• CVE-2016-4808 (published 6 Jul 2026)
• CVE-2021-4164 (8.0 High, published 2 Jul 2026)
• CVE-2011-4952 (8.0 High, published 2 Jul 2026)
• CVE-2022-47150 (4.3 Medium, published 11 Jun 2026)
• CVE-2022-44630 (4.6 Medium, published 11 Jun 2026)

Details

Affected Packages

References