CVE-2026-42780— BIG-IP SSL Orchestrator vulnerability
Possible ATT&CK Techniques 1AI
T1565.001 · Stored Data ManipulationAffected Version Matrix 9
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| F5 | BIG-IP | 21.1.0< * | unaffected |
21.0.0< 21.0.0.1 | affected | ||
17.5.0< 17.5.1.5 | affected | ||
17.1.0< 17.1.3.1 | affected | ||
16.1.0< * | affected | ||
| F5 | SSL Orchestrator | 14.0< * | unaffected |
13.0< 13.1.3 | affected | ||
12.0< 12.3.2 | affected | ||
11.0< 11.4.1 | affected |
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I. Basic Information for CVE-2026-42780
Vulnerability Information
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Vulnerability Title
BIG-IP SSL Orchestrator vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A directory traversal vulnerability exists in BIG-IP SSL Orchestrator that allows an authenticated attacker with high privilege to overwrite, delete or corrupt arbitrary local files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
F5 BIG-IP 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
F5 BIG-IP是美国F5公司的一款集成了网络流量管理、应用程序安全管理、负载均衡等功能的应用交付平台。 F5 BIG-IP存在路径遍历漏洞，该漏洞源于目录遍历，可能导致经过身份验证的高权限攻击者覆盖、删除或破坏任意本地文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| F5 | BIG-IP | 21.1.0 ~ * | - | |
| F5 | SSL Orchestrator | 14.0 ~ * | - |
II. Public POCs for CVE-2026-42780
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · F5 · 2026-05-13 · 51 CVEs total
| CVE-2026-41225 | 9.1 CRITICAL | iControl REST vulnerability |
| CVE-2026-41957 | 8.8 HIGH | BIG-IP and BIG-IQ Configuration utility vulnerability |
| CVE-2026-40061 | 8.7 HIGH | iControl REST and tmsh vulnerability |
| CVE-2026-42930 | 8.7 HIGH | Appliance mode iControl REST vulnerability |
| CVE-2026-32673 | 8.7 HIGH | BIG-IP scripted monitor vulnerability |
| CVE-2026-34176 | 8.7 HIGH | Knowledge Appliance mode iControl REST vulnerability |
| CVE-2026-42945 | 8.1 HIGH | NGINX ngx_http_rewrite_module vulnerability |
| CVE-2026-20916 | 8.1 HIGH | BIG-IQ iControl REST vulnerability |
| CVE-2026-41217 | 7.9 HIGH | BIG-IP tmsh vulnerability |
| CVE-2026-41218 | 7.5 HIGH | BIG-IP PEM iRules vulnerability |
| CVE-2026-39455 | 7.5 HIGH | BIG-IP Configuration utility vulnerability |
| CVE-2026-39458 | 7.5 HIGH | BIG-IP DNS Cache vulnerability |
| CVE-2026-40423 | 7.5 HIGH | BIG-IP SIP profile vulnerability |
| CVE-2026-40629 | 7.5 HIGH | BIG-IP SSL/TLS vulnerability |
| CVE-2026-42920 | 7.5 HIGH | BIG-IP DTLS Vulnerability |
| CVE-2026-40618 | 7.5 HIGH | BIG-IP SSL/TLS vulnerability |
| CVE-2026-41956 | 7.5 HIGH | BIG-IP TMM Vulnerability |
| CVE-2026-40060 | 7.5 HIGH | BIG-IP Advanced WAF and ASM vulnerability |
| CVE-2026-41227 | 7.5 HIGH | BIG-IP HTTP/2 Layer 7 Dos Protection vulnerability |
| CVE-2026-42409 | 7.5 HIGH | BIG-IP HTTP/2 vulnerability |
Showing top 20 of 51 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: F5
Same weakness: CWE-22
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Open WebUI: Open WebUI Arbitrary File Write, Delete via Path - CVE-2026-44566
Open WebUI: Arbitrary File Upload and Path Traversal
V. Comments for CVE-2026-42780
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