What is CVE-2024-13959?

CVE-2024-13959 is a high-severity vulnerability in Avg Tuneup, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2025-05-09.

How severe is CVE-2024-13959?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2024-13959 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Avg Tuneup

CVE-2024-13959

Link Following Local Privilege Escalation Vulnerability in TuneupSvc.exe in AVG TuneUp 24.2.16593.9844 on Windows allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via creating a symbolic link and leveraging the service to delete a directory

EPSS: 0.002 (8.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Avg Tuneup — versions 24.2.16593.9844, 24.3.17165.10564

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

security@nortonlifelock.com

Frequently asked questions

What is CVE-2024-13959?: CVE-2024-13959 is a high-severity vulnerability in Avg Tuneup, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2025-05-09.
How severe is CVE-2024-13959?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2024-13959 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.