SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-0777

Authentication Bypass by Primary Weakness in GitHub repository modoboa/modoboa prior to 2.0.4.

EXPLOITCRITICAL 9.8EPSS 15.2%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 15.2%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Authentication Bypass by Primary Weakness in GitHub repository modoboa/modoboa prior to 2.0.4.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
15.21% probability · 97th percentile
Public exploits
1 in Exploit-DB · first 6 April 2023
CISA KEV
Not listed
Weakness
CWE-305
Affected
modoboa/modoboa
Source
security@huntr.dev
EPSS trend
0%10%20%3 November 2026: 15.21%3 November 20263 November 2026

EPSS 15.2% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-51276source ↗modoboa 2.0.4 - Admin TakeOverpython · 7h3h4ckv157webapps6 April 2023no

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.