CVE-2026-35170 json
openFPGALoader has a heap buffer overflow in BitParser::parseHeader() via crafted .bit file
published 2026-04-06 7 mo ago modified 2026-07-20 3 mo ago also EUVD-2026-19444
- cvss
- 7.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 7%
- public exploits
- 0
- none known
Summary
openFPGALoader is a utility for programming FPGAs. In 1.1.1 and earlier, a heap-buffer-overflow read vulnerability exists in BitParser::parseHeader() that allows out-of-bounds heap memory access when parsing a crafted .bit file. No FPGA hardware is required to trigger this vulnerability.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 7 mo ago
Exploit prediction
0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/trabucayre/openFPGALoader/security/advisories/GHSA-v59x-fvpj-j22x referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |
Affected products
- trabucayre openFPGALoader
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
github.com
/trabucayre/openFPGALoader/security/advisories/GHSA-v59x-fvpj-j22x
exploit, vendor-advisory
Sources
- CVE List CVE-2026-35170
- NVD CVE-2026-35170
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