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CVE-2025-15530— Open5GS s11-handler.c assertion

Quick assessment

Affected
n/a Open5GS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Open5GS是Open5GS开源的一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.7.6及之前版本存在安全漏洞，该漏洞源于文件/src/sgwc/s11-handler.c中的sgwc_s11_handle_create_indirect_data_forwarding_tunnel_request函数存在操作，可能导致可达断言。

CVSS 5.3 · Medium EPSS 0.73% · P51

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15530

Vulnerability Information
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Vulnerability Title
Open5GS s11-handler.c assertion
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in Open5GS up to 2.7.6. This affects the function sgwc_s11_handle_create_indirect_data_forwarding_tunnel_request of the file /src/sgwc/s11-handler.c. Executing a manipulation can lead to reachable assertion. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The issue report is flagged as already-fixed.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可达断言
Source: CVE Program / CVE List V5
Vulnerability Title
Open5GS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open5GS是Open5GS开源的一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.7.6及之前版本存在安全漏洞，该漏洞源于文件/src/sgwc/s11-handler.c中的sgwc_s11_handle_create_indirect_data_forwarding_tunnel_request函数存在操作，可能导致可达断言。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Open5GS 2.7.0 cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-15530

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III. Intelligence Information for CVE-2025-15530

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Patches & Fixes for CVE-2025-15530 (1)

Vendor Advisories for CVE-2025-15530 (2)

Same Patch Batch · n/a · 2026-01-17 · 6 CVEs total

CVE-2026-1105 7.3 HIGH EasyCMS UserAction.class.php sql injection
CVE-2025-15532 5.3 MEDIUM Open5GS Timer resource consumption
CVE-2025-15531 5.3 MEDIUM Open5GS context.c sgwc_bearer_add assertion
CVE-2026-1049 3.5 LOW LigeroSmart index.pl cross site scripting
CVE-2026-1048 3.5 LOW LigeroSmart index.pl cross site scripting

IV. Related Vulnerabilities

Same product: Open5GS
Same vendor: n/a
Same weakness: CWE-617

V. Comments for CVE-2025-15530

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