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CVE-2026-24017An Improper Control of Interaction Frequency vulnerability [CWE-799] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb…

Description

An Improper Control of Interaction Frequency vulnerability [CWE-799] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4.0 through 7.4.10, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0.11 may allow a remote unauthenticated attacker to bypass the authentication rate-limit via crafted requests. The success of the attack depends on the attacker's resources and the password target complexity.

Timeline

  1. ID reserved

    By fortinet

  2. · 49 days later

    Published

  3. · 1 day 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

CVSS scores of CVE-2026-24017, by who scored it
Scored byCVSSScoreVector
fortinetCNA (assigner)3.1High7.3CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
NVDNVD · Analyzed3.1High8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.89% · top 40% of all CVEs (14 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.

Affected products

  • Fortinet · FortiWeb

    • affected 8.0.0 – ≤ 8.0.2
    • affected 7.6.0 – ≤ 7.6.5
    • affected 7.4.0 – ≤ 7.4.10
    • affected 7.2.0 – ≤ 7.2.11
    • affected 7.0.0 – ≤ 7.0.11

What to do

Solution: Upgrade to FortiWeb version 8.0.3 or above Upgrade to FortiWeb version 7.6.6 or above Upgrade to FortiWeb version 7.4.11 or above Upgrade to FortiWeb version 7.2.12 or above Upgrade to FortiWeb version 7.0.12 or above

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

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[![CVE-2026-24017](https://cveledger.app/badge/CVE-2026-24017.svg)](https://cveledger.app/cve/CVE-2026-24017)

Record last updated .