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…
- 6.7MediumCVSS base score
- 0.70%Exploitation in 30 daysEPSS · top 47% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By fortinet
- 56 days later
· 56 days later
Published
- 12 months later
· 12 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| fortinetCNA (assigner) | 3.1 | Medium6.7 | 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 |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.70% · top 47% of all CVEs (11 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.
Affected products
- affected 1.5.0
- affected 1.4.0 – ≤ 1.4.2
- affected 1.3.0 – ≤ 1.3.1
- affected 1.2.0
- affected 1.1.0 – ≤ 1.1.2
- affected 1.0.0 – ≤ 1.0.3
- affected 7.6.0 – ≤ 7.6.2
- affected 7.4.0 – ≤ 7.4.3
- affected 7.2.0 – ≤ 7.2.15
- affected 7.0.0 – ≤ 7.0.22
- affected 7.6.0 – ≤ 7.6.2
- affected 7.4.0 – ≤ 7.4.7
- affected 7.2.0 – ≤ 7.2.10
- affected 7.0.0 – ≤ 7.0.18
- affected 6.4.0 – ≤ 6.4.16
What to do
Solution: Upgrade to FortiPAM version 1.5.1 or above Upgrade to FortiPAM version 1.4.3 or above Upgrade to FortiProxy version 7.6.3 or above Upgrade to FortiProxy version 7.4.4 or above Upgrade to FortiOS version 7.6.3 or above Upgrade to FortiOS version 7.4.8 or above Upgrade to FortiOS version 7.2.11 or above Upgrade to FortiSASE-Sovereign version 25.2 or above
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-34242 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-57740)Record last updated .