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WatchlistCritical

CVE-2023-34598Gibbon Path Traversal

Gibbon v25.0.0 is vulnerable to a Local File Inclusion (LFI) where it's possible to include the content of several files present in the installation folder in the server's response.

Published Jun 29, 2023 · Updated Aug 12, 2026

Key Facts

Patch immediately
  • CVE-2023-34598 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Gibbon (Gibbonedu).
  • It is exploited in the wild, listed in Industry KEV feed since Sep 18, 2024. Public exploit code is available.
  • EPSS estimates a 47% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Scores

CVSS v3.1

9.8

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

EPSS (30-day exploit likelihood)

47%

Higher than 98.8% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

45/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Sep 18, 2024

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Description

Gibbon v25.0.0 is vulnerable to a Local File Inclusion (LFI) where it's possible to include the content of several files present in the installation folder in the server's response.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
Industry KEV feedSep 18, 2024n/aNot reported

Affected Products

1 affected entries in total
ProductAffected versionsFixed in
GibbonGibbonedu25.0.00n/a

Timeline

  1. Publicly disclosed

    Jun 29, 2023

  2. Added to Industry KEV feed

    Sep 18, 2024

  3. Last updated

    Aug 12, 2026

Weakness Type

  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

FAQ

Common Questions.

Is CVE-2023-34598 On Your Attack Surface?

Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.