PT-2026-39632 · Open5Gs · Open5Gs

Linju · Published 2026-05-11 · Updated 2026-05-14 · CVE-2026-8292

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description A remote denial of service can be triggered in the NRF component via the yuarel parse() function located in the /lib/sbi/conv.c library. This occurs through the manipulation of the hnrf-uri argument.

Recommendations Update to a version later than 2.7.7. As a temporary workaround, restrict access to the NRF component to minimize the risk of exploitation.

Exploit

Fix

DoS

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2026-8292

Affected Products

Open5Gs

References · 10

• 🔥 https://github.com/open5gs/open5gs/issues/4457 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-8292 · Security Note
• https://vuldb.com/submit/808509 · Note
• https://vuldb.com/vuln/362589 · Note
• https://twitter.com/infoflowcloud/status/2053933394178834876 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2053882356608467129 · Twitter Post
• https://github.com/open5gs/open5gs · Note
• https://vuldb.com/vuln/362589/cti · Note
• https://twitter.com/CVEnew/status/2053932472002564113 · Twitter Post
• https://t.me/cveNotify/163502 · Telegram Post