Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2025-25252
Fortinet FortiOS — An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL VPN 7.6.0 through 7.6.2, 7.4.0 through 7.4.6, 7.2.0 through 7.2…
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L N N U L L N 6.5 .0034 24.8 —
AFFECTED
Product Versions Fixed
FortiOS 7.6.0 – —
TIMELINE
Feb 5 Reserved by fortinet
Oct 14 Published (CNA: fortinet)
Sep 13 RESCORED — CVE-2025-25252 (Fortinet FortiOS). CVSS 4.3 → 6.5 (NVD).
Description
An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL VPN 7.6.0 through 7.6.2, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4 all versions may allow a remote attacker (e.g. a former admin whose account was removed and whose session was terminated) in possession of the SAML record of a user session to access or re-open that session via re-use of SAML record.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| February 5, 2025 | Reserved | Reserved by fortinet |
| October 14, 2025 | Published | Published (CNA: fortinet) |
| September 13, 2026 | RESCORED | RESCORED — CVE-2025-25252 (Fortinet FortiOS). CVSS 4.3 → 6.5 (NVD). |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Fortinet | FortiOS | — | 7.6.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-25252 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
