CVE-2026-78156

Published: Ago 24, 2026 Last Modified: Ago 24, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 2,1
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 7,4
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: changed
Confidentiality: low
Integrity: low
Availability: low
MEDIUM 6,5
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

A security vulnerability has been detected in Open5GS 2.8.0. Affected by this issue is the function hss_ogs_diam_s6a_air_cb of the file src/hss/hss-s6a-path.c of the component S6a Authentication-Information-Request Handler. Such manipulation of the argument Visited-PLMN-Id leads to heap-based buffer overflow. The attack may be performed from remote. The name of the patch is a9c82ee0b590d76a581b0580cb46b598984e2392. A patch should be applied to remediate this issue.

119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Stable
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands Modify Memory Read Memory Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory)
Applicable Platforms
Languages: Memory-Unsafe, C, C++, Assembly
View CWE Details
122

Heap-based Buffer Overflow

Draft
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Execute Unauthorized Code Or Commands Bypass Protection Mechanism Modify Memory Other
Applicable Platforms
Languages: Memory-Unsafe, C, C++
View CWE Details
https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/commit/a9c82ee0b590d76a581b0580cb46b598984e2…
https://github.com/open5gs/open5gs/issues/4661
https://vuldb.com/cve/CVE-2026-78156
https://vuldb.com/submit/882951
https://vuldb.com/vuln/394539
https://vuldb.com/vuln/394539/cti