route in main.c in Pico HTTP Server in C through f3b69a6 has an sprintf stack-based…
Priority HIGH 82CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
route in main.c in Pico HTTP Server in C through f3b69a6 has an sprintf stack-based buffer overflow via a long URI, leading to remote code execution.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01598 75th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:alekseykurepin:pico_http_server_in_c:*:*:*:*:*:*:*:* | up to 2021-04-02 | Vulnerable | Alekseykurepin |
- cpe:2.3:a:alekseykurepin:pico_http_server_in_c:*:*:*:*:*:*:*:* Versions up to 2021-04-02 Vulnerable ·Alekseykurepin
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-22087
- 2026-10-03 Alias added: GHSA-m892-r7q3-ww6c
References
Sources
- CVE-2024-22087 · CVE Program
- CVE-2024-22087 · NVD
- FIRST EPSS
- GHSA-m892-r7q3-ww6c · GitHub Advisory Database · CC BY 4.0
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