# CVE-2025-58486 — Samsung Account

> As of 2026-08-05, CVE-2025-58486 is a MEDIUM-severity vulnerability in Samsung Account, CVSS v3.1 4, EPSS 0.1% (8.2th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-58486, most recently “Samsung Bixby Exploit Chain — System-Level RCE via Samsung Members, Samsung Account, and Capsule Bypass (CVE-2025-21079, CVE-2025-58486, CVE-2025-58487)”.

**Last updated:** 2026-08-05

## What is CVE-2025-58486?

Improper input validation in Samsung Account prior to version 15.5.01.1 allows local attacker to execute arbitrary script.

Its CVSS v3 base vector states that the flaw requires local access to the host, needs no prior authentication, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 346 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 4 — MEDIUM (`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **EPSS (FIRST):** 0.1% probability of exploitation in the next 30 days, higher than 8.2% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 2.3/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2025-12-02

## Is CVE-2025-58486 being exploited?

It currently carries a trending score of 7 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Samsung Mobile](https://intel.threadlinqs.com/vendors/samsung-mobile): Samsung Account

## How to fix CVE-2025-58486

Vendor advisory: [https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=12](https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=12). Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

## Threat activity tracking CVE-2025-58486

1 tracked threat in the Threadlinqs corpus references CVE-2025-58486, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Samsung Bixby Exploit Chain — System-Level RCE via Samsung Members, Samsung Account, and Capsule Bypass (CVE-2025-21079, CVE-2025-58486, CVE-2025-58487)](https://intel.threadlinqs.com/threat/TL-2026-1901) — CRITICAL · 2026-08-05

## Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. This product uses the NVD API but is not endorsed or certified by the NVD.

**Other references**

- [security.samsungmobile.com](https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=12)

Canonical: https://intel.threadlinqs.com/cve/CVE-2025-58486
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