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CVE-2026-39899— Cacti: Path Traversal via filename parameter in package_import.php

Quick assessment

Affected
Cacti cacti
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cacti 是一个开源的性能与故障管理框架。Cacti 1.2.30 及更早版本在 中存在通过 filename 参数导致的目录遍历漏洞。该问题已在版本 1.2.31 中得到修复。

AI Predicted 8.8 Difficulty: Easy EPSS 0.39% · P31

Affected Version Matrix 1

VendorProduct Version RangeStatus
Cacti cacti < 1.2.31 affected
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I. Basic Information for CVE-2026-39899

Vulnerability Information
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Vulnerability Title
Cacti: Path Traversal via filename parameter in package_import.php
Source: CVE Program / CVE List V5
Vulnerability Description
Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior are vulnerable to Path Traversal via filename parameter in package_import.php. This issue has been fixed in version 1.2.31.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Cacti cacti < 1.2.31 -

II. Public POCs for CVE-2026-39899

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III. Intelligence Information for CVE-2026-39899

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Patches & Fixes for CVE-2026-39899 (1)

Vendor Advisories for CVE-2026-39899 (1)

Same Patch Batch · Cacti · 2026-06-24 · 10 CVEs total

CVE-2026-39955 9.8 CRITICAL Cacti has Pre-Authentication SQL Injection via unanchored FILTER_VALIDATE_REGEXP in graph
CVE-2026-39893 9.8 CRITICAL Cacti: Pre-authentication SQL injection via rfilter RLIKE clause in graph_view.php
CVE-2026-39938 9.8 CRITICAL Cacti: Unauthenticated RCE on Graph Image
CVE-2026-39951 7.6 HIGH Cacti: Stored SQL Injection via graph_name_regexp in Reports feature
CVE-2026-39894 2.9 LOW Cacti: RRDtool metric shift via LC_NUMERIC locale comma decimal formatting
CVE-2026-39900 Cacti: Reflected XSS via tab parameter in auth_profile.php JavaScript context
CVE-2026-39897 Cacti has a Reflected XSS Vulnerability via html_auth_footer
CVE-2026-39948 Cacti has SQL Injection via rfilter parameter in RLIKE clauses
CVE-2026-40079 Cacti: Command Injection via escape_command() no-op in RRDtool execution

IV. Related Vulnerabilities

Same product: cacti
Same vendor: Cacti
Same weakness: CWE-22

V. Comments for CVE-2026-39899

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