# CVE-2026-68767

## Summary

- **CVE ID:** CVE-2026-68767
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-193
- **Published:** Aug 22, 2026
- **Last Modified:** Aug 26, 2026

## Description

hashcat's fgetl() function in src/filehandling.c writes a null terminator one byte past the caller's buffer when an input line is exactly the buffer length. Attackers can trigger this out-of-bounds heap write by providing a hash file, potfile, or wordlist containing a line of exactly HCBUFSIZ_LARGE bytes.

## Affected Products

- hashcat — hashcat (0)

## References

- [CNA](https://github.com/hashcat/hashcat/issues/4739)
- [CNA](https://github.com/hashcat/hashcat)
- [CNA](https://github.com/hashcat/hashcat/commit/93b55d37d3b2340013d4036f10181ddc67d44249)
- [CNA](https://github.com/hashcat/hashcat/blob/v7.1.2/src/filehandling.c#L1032-L1060)
- [CNA](https://www.vulncheck.com/advisories/hashcat-through-off-by-one-out-of-bounds-heap-write-in-fgetl)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.13%
- **EPSS Percentile:** 2.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._