CVE-2026-70466Suited to automated attack · CISA

Vulnerability in Fortinet FortiWeb

CVSS score

4.8

EPSS probability

%0.3

Risk score

0.0

Published

2 mo ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

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Vulnerability description

CVE AI research

The stored explanation is shown at once; refreshing evaluates the sources again.

DayBreach AI Explanation

Verified against sources

Medium-severity improper access control vulnerability in Fortinet FortiWeb and FortiOS versions

Sources read

Source agreement

Tam uyum

Evidence confidence

%50

Short explanation

A medium-severity improper access control vulnerability exists in Fortinet FortiWeb and FortiOS versions from 7.0 to 8.0.2. No fixed version is publicly documented. Patch status is UNKNOWN. No active exploitation or public PoC is reported.

Why does it matter?

Organizations using affected FortiWeb or FortiOS versions are at risk of unauthorized access. Without a confirmed patch, remediation requires vendor guidance. No active exploitation is reported, reducing immediate threat level.

Note on uncertainty

The sources give limited detail on some technical conditions. Review the chain of evidence below before deciding how to act.

Chain of evidence and sources3 verified claims

Fortinet FortiWeb 8.0.0 ile 8.0.2, 7.6.0 ile 7.6.5, 7.4 tüm sürümler, 7.2 tüm sürümler ve 7.0 tüm sürümler arasında, tam olarak engellenmeyen girişler nedeniyle yanlış erişim denetimi olabilir. CVSS 4.8 puanı orta şiddetli bir tehlike gösterir.

S0 · daybreach-canonical

Bu hata, FortiWeb ve FortiOS ürünleri arasında farklı sürümlerde etkili olup, resmî kaynaklarda belirtilen bir düzeltme sürümü yoktur.

S0 · daybreach-canonical S1 · cvelist

Düzeltme değerlendirmesi bilinmiyor; güvenilir kanıt, bir düzeltmenin varlığını ya da yayınlanmasını doğrulamaz.

S0 · daybreach-canonical

Show the technical text from the sources

A incomplete list of disallowed inputs vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow attacker to improper access control via <insert attack vector here>

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

CWE: CWE-184

Explanation produced with the local qwen3:4b-instruct model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-70466 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	fortinet	fortiweb	View
2	fortinet	fortios	View
3	fortinet	fortiweb	View
4	fortinet	fortiweb	View

Total affected vendors: 1|Products: 4

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
5.3	CVSS V31	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	NVD
4.8	CVSS V3_1	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C	CVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-70466 is associated with the following CWEs:

CWE-184: Common Weakness Enumeration Entry CWE-184

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-70466 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden

PermissionsGerekmiyor

UserGerekmiyor

Official Sources and Advisories

https://fortiguard.fortinet.com/psirt/FG-IR-26-157vendor-advisory

CVSS Vector Radar Chart

4.8 / 10

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone required

User InteractionNone required

Confidentiality (Gizlilik)Low

Integrity (Bütünlük)None

Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

fortinet

Weakness Type (CWE & CAPEC)

CWE-184

Similar Vulnerabilities

9.8

CVE-2022-40684 Actively exploited

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