CVE-2023-37786Public exploitNetwork attack vector

Admin-browser script execution via unneutralized mail settings

Published Jul 13, 2023 · Updated Oct 30, 2024

Cross-site scripting in Geeklog 2.2.2 allows remote authenticated users to execute arbitrary scripts in an administrator's browser via mail settings. The /admin/configuration.php Mail handler returns submitted backend, host, port, and auth values without neutralizing HTML and script markup. Exploitation requires administrator access and browser rendering after submission, confining the demonstrated impact to the Geeklog web origin.

CVSS severity4.8
Medium
EPSS probability0.53%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Cross-site scripting in Geeklog 2.2.2 allows remote authenticated users to execute arbitrary scripts in an administrator's browser via mail settings. The /admin/configuration.php Mail handler returns submitted backend, host, port, and auth values without neutralizing HTML and script markup. Exploitation requires administrator access and browser rendering after submission, confining the demonstrated impact to the Geeklog web origin.

The record

CVE
CVE-2023-37786
Published
Jul 13, 2023
Updated
Oct 30, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jul 13, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 30, 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 privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

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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