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VulnerabilityCVE-2025-57740Published 2025-10-14

CVE-2025-57740 — Fortinet FortiPAM

mediumPublic exploit1 PoC repo

As of 2026-09-13, CVE-2025-57740 is a MEDIUM-severity vulnerability in Fortinet FortiPAM, CVSS v3.1 6.7, EPSS 0.6% (51.0th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-57740, most recently “Multiple Vulnerabilities in Fortigate NGFW on RUGGEDCOM APE1808 Devices (SSA-864900) — Including Actively Exploited FortiCloud SSO Bypass (CVE-2025-59718/-59719) and FortiOS Heap Overflow (CVE-2025-25249)”.

CVSS v3.1
6.7/10Medium
EPSS
0.6%Higher than 51.0% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
7.4/10Threadlinqs triage score
Published
Updated 2026-08-11
CVSS v3.1 6.7 (MEDIUM) · EPSS 0.6% (higher than 51.0% of all scored CVEs) · Priority 7.4/10 · Published 2025-10-14

Last updated:

What is CVE-2025-57740?

An Heap-based Buffer Overflow vulnerability [CWE-122] in FortiOS version 7.6.2 and below, version 7.4.7 and below, version 7.2.10 and below, 7.0 all versions, 6.4 all versions; FortiPAM version 1.5.0, version 1.4.2 and below, 1.3 all versions, 1.2 all versions, 1.1 all versions, 1.0 all versions and FortiProxy version 7.6.2 and below, version 7.4.3 and below, 7.2 all versions, 7.0 all versions RDP bookmark connection may allow an authenticated user to execute unauthorized code via crafted requests.

The record classifies CVE-2025-57740 under weakness class CWE-122. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. 3 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 388 days ago.

Severity and exploitation probability

CVSS v3.1 base score
6.7 — MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
EPSS (FIRST)
0.6% probability of exploitation in the next 30 days, higher than 51.0% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
7.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2025-10-14, last modified 2026-08-11

Is CVE-2025-57740 being exploited?

Weaponised exploit code for CVE-2025-57740 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 26 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2025-57740

No vendor patch reference has been recorded for CVE-2025-57740 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2025-57740

1 tracked threat in the Threadlinqs corpus references CVE-2025-57740, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, public proof-of-concept repositories. Last verified by Threadlinqs on .

Other references