Description
Book Stack version 23.10.2 allows filtering local files on the server. This is possible because the application is vulnerable to SSRF.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| BookStack | BookStack | 23.10.2 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 2 repositories
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4xura/php_filter_chain_oracle_poc ★ 2 · Mar 4, 2025
PoC scripts to exploit LFR (Local File Read) via PHP filters chain oracle (php://filter), especially for CTF purposes or the exploit of CVE-2023-6199, etc. This's a one-script exploitation PoC modifi…
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AbdrrahimDahmani/php_filter_chains_oracle_exploit_for_CVE-2023-6199 ★ 0 · Feb 28, 2025
A CLI to exploit parameters vulnerable to PHP filter chain error based oracle, modified to exploit CVE-2023-6199
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.