What is CVE-2025-25254?A high-severity flaw in FortiWeb, explained.

High severity1 affected product
The short answer

CVE-2025-25254 is a high-severity flaw (CVSS 7.2) in FortiWeb from Fortinet, published on 8 April 2025. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 17%. If you run an affected version, plan in the vendor’s fix.

Published 8 April 2025. Record last updated 22 July 2025. We keep this page's data up to date.

What it does

What is CVE-2025-25254? In plain terms.

It can be attacked from anywhere on the internet with an administrator account, and nobody has to click anything. If it works, the attacker can read data, change data and take it offline.

The official description

An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability [CWE-22] in FortiWeb version 7.6.2 and below, version 7.4.6 and below, 7.2 all versions, 7.0 all versions endpoint may allow an authenticated admin to access and modify the filesystem via crafted requests.

What kind of flaw is it?

  • CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSS 3.1 scoreHigh · 7.2

How an attack on it works

Read straight from its severity rating, translated out of the shorthand.

  • Where an attacker can beAnywhere on the internet
  • How hard it is to pull offEasy: no special conditions
  • Login needed firstAn administrator account
  • Does someone have to clickNo, nobody has to do anything
  • What an attacker getsCan read data, change data and take it offline

Severity vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitation

Is CVE-2025-25254 being exploited? Not that we know of.

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 17%. That can change at any time, which is why we keep watching.

Known to be exploitedNoNot on the list of exploited flaws today
Chance of use in the next 30 days17%Its EPSS score, from the latest forecast

Timeline

  1. Published
  2. Record last updated
  3. Exploit likelihood jumped
How Precursor Intelligence ranks it
48out of 100Medium

CVE-2025-25254 scores 48. Action: Plan remediation.

We keep the score of every published flaw up to date as the evidence changes. Four things go into the score, and evidence that criminals are actually using it counts most. In order:

  • Evidence it is being exploitedBiggest factor
  • How severe it isStrong factor
  • How widely exposed it isSmaller factor
  • Threat activity around itSmaller factor

85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score.

When CVE-2025-25254 matches software you track, it lands in your list with its score and the reasons behind it.

See your own ranked list →
Affected products

Who is affected by CVE-2025-25254? One product.

The published record lists 1 product from 1 vendor. Versions are shown as published: "7.0.0 to before 7.4.7" means from 7.0.0 up to, but not including, 7.4.7. If you run one of these, check your version, then go to the fix below.

  • Application

    FortiWeb

    by Fortinet

    Affected versions
    7.0.0 to before 7.4.77.6.0 to before 7.6.3
Remediation

How do I fix CVE-2025-25254? Four steps.

  1. Check whether you run itCompare your versions with the affected products above. Not sure what you run? Precursor Intelligence can work it out from your public website, or you can pick it from a list.
  2. Apply the vendor’s fixInstall the update named in the vendor’s advisory. We’ve put the advisory first in the list.
  3. If you can’t patch todayFollow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
  4. Keep an eye on itTrack the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood.

References

1 link
Precursor Intelligence

Does CVE-2025-25254 affect you? We'll keep checking.

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  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
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FAQ

Common questions, answered plainly.

Something else? Talk to the team →

CVE-2025-25254 is a high-severity flaw in FortiWeb from Fortinet, published on 8 April 2025. It can be attacked from anywhere on the internet with an administrator account, and nobody has to click anything. If it works, the attacker can read data, change data and take it offline.

It scores 7.2 out of 10 on the CVSS severity scale, which is high. Our risk score for CVE-2025-25254 is 48 out of 100, which is Medium. Its action is "Plan remediation". Not confirmed as exploited yet, but serious or likely enough that it should not wait for a quiet month.

It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 17%. That can change at any time, which is why we keep watching.

For FortiWeb from Fortinet: 7.0.0 to before 7.4.7, 7.6.0 to before 7.6.3.

Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet.