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CVE-2023-0860

24
FAUCET Score

CVE-2023-0860 describes an Improper Restriction of Excessive Authentication Attempts vulnerability affecting the modoboa-installer GitHub repository prior to version 2.0.4. This high-severity vulnerability (CVSS 7.5) can be exploited remotely with low complexity, potentially leading to a denial of service without requiring user interaction or privileges. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.4CPE matchmatch criteria
cpe:2.3:a:modoboa:installer:*:*:*:*:*:modoboa:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.65%
Probability of exploitation in next 30 days
EPSS Percentile
47.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0065 is in the 24th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: modoboaFixed in: 2.0.4

Vendor Advisories (1)

pipGHSA-q9ww-gjpw-p9g6high

Improper Restriction of Excessive Authentication Attempts in modoboa

Feb 16, 2023

References

github.com / modoboa/modoboa-installer/commit/63d92b73f3da6971ae4e13d033d625773ac91085
PatchThird Party Advisory
huntr.dev / bounties/64f3ab93-1357-4468-8ff4-52bbcec18cca
ExploitPatchThird Party Advisory