PT-2026-39543 · Open5Gs · Open5Gs

Franklin · Published 2026-05-10 · Updated 2026-05-11 · CVE-2026-8250

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 issue exists in the SMF component. The problem is located in the smf n4 build qos flow to modify list() function within the /src/smf/n4-build.c file.

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

Exploit

Fix

DoS

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2026-8250

Affected Products

Open5Gs

References · 13

• 🔥 https://github.com/open5gs/open5gs/issues/4444 · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8250.json · Exploit
• https://osv.dev/vulnerability/CVE-2026-8250 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-8250 · Security Note
• https://vuldb.com/vuln/362547 · Note
• https://t.me/cveNotify/162969 · Telegram Post
• https://vuldb.com/vuln/362547/cti · Note
• https://github.com/open5gs/open5gs · Note
• https://t.me/CVEtracker/53326 · Telegram Post
• https://twitter.com/infoflowcloud/status/2053956169928998973 · Twitter Post
• https://twitter.com/CVEnew/status/2053954560780054665 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2053623676835156398 · Twitter Post
• https://vuldb.com/submit/808476 · Note