PT-2026-39567 · Open5Gs · Open5Gs

Franklin · Published 2026-05-11 · Updated 2026-05-11 · CVE-2026-8268

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8

Description A remote denial of service issue exists in the SMF component. The problem occurs within the OpenAPI list create() function, where specific manipulation can cause the system to become unavailable.

Recommendations As a temporary workaround, restrict access to the OpenAPI list create() function to minimize the risk of exploitation.

Exploit

Fix

DoS

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2026-8268

Affected Products

Open5Gs

References · 7

• 🔥 https://github.com/open5gs/open5gs/issues/4449 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-8268 · Security Note
• https://github.com/open5gs/open5gs · Note
• https://twitter.com/VulmonFeeds/status/2053700507538018419 · Twitter Post
• https://vuldb.com/vuln/362565/cti · Note
• https://vuldb.com/submit/808485 · Note
• https://vuldb.com/vuln/362565 · Note