CVE-2023-6718Network attack vector

Unauthenticated user modification via unchecked POST requests

Published Dec 13, 2023 · Updated Oct 1, 2024

Authentication bypass in Repox 2.3.7 and earlier allows remote attackers to create or alter users through a crafted POST request. The user-management request path performs no authentication check before accepting account-creation or account-modification data. No account or user interaction is required, and INCIBE has not disclosed the affected endpoint or handler.

CVSS severity7.5
High
EPSS probability0.85%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Repox 2.3.7 and earlier allows remote attackers to create or alter users through a crafted POST request. The user-management request path performs no authentication check before accepting account-creation or account-modification data. No account or user interaction is required, and INCIBE has not disclosed the affected endpoint or handler.

The record

CVE
CVE-2023-6718
Published
Dec 13, 2023
Updated
Oct 1, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-306, CWE-288, CAPEC-127, T1098
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 13, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.4INCIBECVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-306Missing Authentication for Critical Function
CWE-288Authentication Bypass Using an Alternate Path or Channel
CAPEC-127Directory Indexing
T1098Account Manipulation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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