CVE-2025-22862: An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] in FortiOS 7.4.0 throug...
An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] in FortiOS 7.4.0 through 7.4.7, 7.2.0 through 7.2.11, 7.0.6 and above; and FortiProxy 7.6.0 through 7.6.2, 7.4.0 through 7.4.8, 7.2 all versions, 7.0.5 and above may allow an authenticated attacker to elevate their privileges via triggering a malicious Webhook action in the Automation Stitch component.
Security readout for executives and security teams
Plain-English summary
CVE-2025-22862 is a Fortinet privilege escalation issue. An attacker who already has authenticated access may abuse Automation Stitch Webhook actions to gain higher privileges on affected FortiOS and FortiProxy systems. It is not described as unauthenticated remote compromise, but it can be serious on security gateway infrastructure.
Executive priority
Treat as a targeted infrastructure hardening item. Prioritize internet-facing or security-critical Fortinet appliances, but urgency is below unauthenticated remote-execution flaws because existing authenticated high-privilege access is required.
Technical view
The issue is CWE-288, authentication bypass using an alternate path or channel. A malicious Webhook action in the Automation Stitch component may let an authenticated attacker elevate privileges. Affected ranges include FortiOS 7.4.0-7.4.7, 7.2.0-7.2.11, 7.0.6 and above, and listed FortiProxy 7.6, 7.4, 7.2, and 7.0 branches.
Likely exposure
Organizations running FortiOS or FortiProxy in the listed version ranges are potentially exposed, especially where Automation Stitch and Webhook actions are enabled or delegated to administrators.
Exploitation context
The source bundle does not show CISA KEV listing or cited active exploitation. The CVSS vector indicates local attack vector, low complexity, high privileges required, and high confidentiality, integrity, and availability impact.
Researcher notes
Evidence is limited to the CVE metadata and referenced advisories. Do not assume active exploitation, exploit availability beyond the CVSS E:P signal, or exact fixed versions unless confirmed in Fortinet or Siemens guidance.
Mitigation direction
Identify FortiOS and FortiProxy versions across all managed appliances.
Check Fortinet PSIRT FG-IR-24-385 for vendor fixed releases and upgrade guidance.
Review Siemens SSA-864900 if Siemens-managed or bundled Fortinet products are present.
Restrict Automation Stitch and Webhook administration to trusted, necessary administrators.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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cwe · low confidence lookup
CWE-288: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
1CVSS vectors
3Timeline events
2ADP providers
3Source links
SSVC decision data
CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: total
CVSS vector scores
1 official score
We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-288 · source CWE mapping
Authentication Bypass Using an Alternate Path or Channel
Authentication Bypass Using an Alternate Path or Channel represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.