CVE-2023-34880Public exploitNetwork attack vector

Unauthenticated code execution via path traversal

Published Jun 15, 2023 · Updated Dec 18, 2024

Path traversal in cmseasy 7.7.7.7 20230520 allows remote attackers to execute code through crafted local file inclusion. The record identifies add_action in lib/admin/language_admin.php but does not disclose the crafted path parameter or exact unsafe file operation. No privileges or user interaction are required; successful traversal permits file inclusion and code execution in the web process.

CVSS severity9.8
Critical
EPSS probability1.07%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Path traversal in cmseasy 7.7.7.7 20230520 allows remote attackers to execute code through crafted local file inclusion. The record identifies add_action in lib/admin/language_admin.php but does not disclose the crafted path parameter or exact unsafe file operation. No privileges or user interaction are required; successful traversal permits file inclusion and code execution in the web process.

The record

CVE
CVE-2023-34880
Published
Jun 15, 2023
Updated
Dec 18, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-22, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 15, 2023CVE publishedPublication date reported by the CVE source.
  2. Dec 18, 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

9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
T1190Exploit Public-Facing Application

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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