CVE-2026-97864

GibbonEdu Gibbon Unit Planner units_add_blockAjax.php makeBlock missing authentication

MEDIUM
5.3
CVSS Score
Published: September 25, 2026 at 01:00 PM UTC
Updated: September 28, 2026 at 03:16 PM UTC
1 product affected across 1 vendorGibbon

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.6%
SSVC
PoC

Description

A vulnerability has been found in GibbonEdu Gibbon up to 30.0.01. The affected element is the function makeBlock of the file modules/Planner/units_add_blockAjax.php of the component Unit Planner. The manipulation of the argument gibbonUnitBlockID/mode leads to missing authentication. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 31.0.00 is sufficient to fix this issue. The identifier of the patch is 07e719368eae8dfb4e22e19424ceab6074164ebc. It is recommended to upgrade the affected component.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Vendor states this is fixed in 31.0.00 (unaffected)

References (8)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/409878
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/409878/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-97864
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/911004
Issue TrackingPatch
Source: cverecord
https://github.com/GibbonEdu/core/pull/2090
Issue TrackingPatch
Source: cverecord
https://github.com/GibbonEdu/core/pull/2095

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-306CWE-287

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