JeecgBoot up to 3.9.5 sendBusAnnouncement handler SystemApiController.sendBusAnnouncement missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k1.85+

Summaryinfo

A vulnerability categorized as problematic has been discovered in JeecgBoot up to 3.9.5. The affected element is the function SystemApiController.sendBusAnnouncement of the file /sys/api/sendBusAnnouncement of the component sendBusAnnouncement handler. The manipulation results in missing authentication. This vulnerability is identified as CVE-2026-108679. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in JeecgBoot up to 3.9.5. Affected is the function SystemApiController.sendBusAnnouncement of the file /sys/api/sendBusAnnouncement of the component sendBusAnnouncement handler. The manipulation with an unknown input leads to a missing authentication vulnerability. CWE is classifying the issue as CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. This is going to have an impact on integrity. CVE summarizes:

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the sendBusAnnouncement handler of SystemApiController that allows any authenticated user to send announcements without the required permissions. Low-privileged attackers can POST crafted bodies to /sys/api/sendBusAnnouncement with forged sender, recipients, title and content to deliver spoofed admin or system messages for phishing.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-108679 since 10/10/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/10/2026 CVE reserved
10/10/2026 +0 days VulDB entry created
10/11/2026 +0 days Advisory disclosed
10/11/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-108679 (🔒)
GCVE (CVE): GCVE-0-2026-108679
GCVE (VulDB): GCVE-100-416466

Entryinfo

Created: 10/11/2026 01:09
Changes: 10/11/2026 01:09 (75)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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