CVE-2025-41259
SWUpdate Untrusted Script Execution via Signed Update TOCTOU
Description
SWUpdate before 2026.05 is affected by a time-of-check time-of-use (TOCTOU) race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update.
INFO
Published Date :
June 3, 2026, 1:16 p.m.
Last Modified :
June 3, 2026, 1:16 p.m.
Remotely Exploit :
No
Source :
1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a
Affected Products
The following products are affected by CVE-2025-41259
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | HIGH | 1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a | ||||
| CVSS 4.0 | HIGH | 1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a |
Solution
- Update SWUpdate to a version later than 2026.05.
- Apply vendor patches immediately.
- Monitor system integrity for suspicious activity.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-41259.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-41259 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-41259
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-41259 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-41259 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a
Jun. 03, 2026
Action Type Old Value New Value Added Description SWUpdate before 2026.05 is affected by a time-of-check time-of-use (TOCTOU) race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update. Added CVSS V4.0 AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-367 Added Reference https://github.com/sbabic/swupdate Added Reference https://github.com/sbabic/swupdate/commit/f4bd64260e233e207354d68d572b1cbc3e63689d Added Reference https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251206-01_SWUpdate_Untrusted_Script_Execution_via_Signed_Update_TOCTOU