CVE-2026-75421 — MEDIUM (4.0)

Q: What is CVE-2026-75421?

CVE-2026-75421 is a vulnerability with a CVSS score of 4.0 (MEDIUM). aria2 <=1.37.0 has a stack-buffer-underflow vulnerability in the IOFile::getLine() function.

Q: How severe is CVE-2026-75421?

CVE-2026-75421 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-75421?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.

Vulnerability Description

aria2 <=1.37.0 has a stack-buffer-underflow vulnerability in the IOFile::getLine() function.

CVSS Score

4.0

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Related Weaknesses (CWE)

CWE-121

References

https://github.com/aria2/aria2/issues/2375
https://github.com/aria2/aria2/pull/2376

FAQ

What is CVE-2026-75421?

CVE-2026-75421 is a vulnerability with a CVSS score of 4.0 (MEDIUM). aria2 <=1.37.0 has a stack-buffer-underflow vulnerability in the IOFile::getLine() function.

How severe is CVE-2026-75421?

CVE-2026-75421 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-75421?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.