CVE-2026-10117 - Open5GS nghttp2-server.c ogs_pool_id_calloc denial of service

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MEDIUM

Open5GS nghttp2-server.c ogs_pool_id_calloc denial of service

Published May 30, 2026

5.3

MEDIUM

CVSS 4.0

EPSS 0.27%

Description

A weakness has been identified in Open5GS up to 2.7.7. This issue affects the function ogs_pool_id_calloc in the library /lib/sbi/nghttp2-server.c. Executing a manipulation can lead to denial of service. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. It is best practice to apply a patch to resolve this issue.

Affected products

Vendor Open5gs Product Open5GS Default
n/a
- Version
  2.7.0
  Status
  affected
  Constraints
  -
- Version
  2.7.1
  Status
  affected
  Constraints
  -
- Version
  2.7.2
  Status
  affected
  Constraints
  -
- Version
  2.7.3
  Status
  affected
  Constraints
  -
- Version
  2.7.4
  Status
  affected
  Constraints
  -
- Version
  2.7.5
  Status
  affected
  Constraints
  -
- Version
  2.7.6
  Status
  affected
  Constraints
  -
- Version
  2.7.7
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Open5gs

Open5GS

n/a

Version	Status	Constraints
2.7.0	affected	-
2.7.1	affected	-
2.7.2	affected	-
2.7.3	affected	-
2.7.4	affected	-
2.7.5	affected	-
2.7.6	affected	-
2.7.7	affected	-

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-404

Improper Resource Shutdown or Release

References (5)

https://github.com/open5gs/open5gs/
product
https://github.com/open5gs/open5gs/issues/4474
exploitissue-tracking
https://vuldb.com/submit/818586
third-party-advisory
https://vuldb.com/vuln/367295
vdb-entrytechnical-description
https://vuldb.com/vuln/367295/cti
signaturepermissions-required

Link	Providers	Tags
https://github.com/open5gs/open5gs/		product
https://github.com/open5gs/open5gs/issues/4474		exploitissue-tracking
https://vuldb.com/submit/818586		third-party-advisory
https://vuldb.com/vuln/367295		vdb-entrytechnical-description
https://vuldb.com/vuln/367295/cti		signaturepermissions-required