CVE-2023-39726
CVE-2023-39726 is a critical-severity vulnerability in Mintty Project Mintty with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-96.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-96
- Affected product: Mintty Project Mintty
- Published:
- Last modified:
Description
An issue in Mintty v.3.6.4 and before allows a remote attacker to execute arbitrary code via crafted commands to the terminal.
Frequently asked questions
- What is CVE-2023-39726?
- An issue in Mintty v.3.6.4 and before allows a remote attacker to execute arbitrary code via crafted commands to the terminal.
- How severe is CVE-2023-39726?
- CVE-2023-39726 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-39726 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-39726?
- CVE-2023-39726 affects Mintty Project Mintty. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-39726?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2023-39726 published?
- CVE-2023-39726 was published on 2023-10-26 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:mintty_project:mintty:*:*:*:*:*:*:*:*
More vulnerabilities in Mintty Project Mintty
- CVE-2022-47583 — Critical (CVSS 9.8): Terminal character injection in Mintty before 3.6.3 allows code execution via unescaped output to the terminal.
- CVE-2025-1052 — High (CVSS 8.8): Mintty Sixel Image Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows…
- CVE-2021-31701 — High (CVSS 7.5): Mintty before 3.4.7 mishandles Bracketed Paste Mode.
- CVE-2021-28848 — High (CVSS 7.5): Mintty before 3.4.5 allows remote servers to cause a denial of service (Windows GUI hang) by telling the Mintty window…
All CVEs affecting Mintty Project Mintty →
Other CWE-96 vulnerabilities
- CVE-2024-13264 — Critical (CVSS 9.8): Improper Neutralization of Directives in Statically Saved Code ('Static Code Injection') vulnerability in Drupal Opigno…
- CVE-2022-0895 — Critical (CVSS 9.8): Static Code Injection in GitHub repository microweber/microweber prior to 1.3.
- CVE-2025-30091 — Critical (CVSS 9.4): In Tiny MoxieManager PHP before 4.0.0, remote code execution can occur in the installer command. This vulnerability…
- CVE-2025-57707 — High (CVSS 8.8): An improper neutralization of directives in statically saved code ('Static Code Injection') vulnerability has been…
- CVE-2024-32487 — High (CVSS 8.6): less through 653 allows OS command execution via a newline character in the name of a file, because quoting is…
- CVE-2024-13267 — High (CVSS 7.5): Improper Neutralization of Directives in Statically Saved Code ('Static Code Injection') vulnerability in Drupal Opigno…