CVE-2026-8745 | THREATINT

Description

A vulnerability was identified in Open5GS up to 2.7.7. Affected by this vulnerability is the function ogs_timer_add in the library /src/ausf/nausf-handler.c of the component AUSF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

PUBLISHED Reserved 2026-05-16 | Published 2026-05-17 | Updated 2026-05-17 | Assigner VulDB

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

MEDIUM: 4.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

4.0AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR

Problem types

Denial of Service

Timeline

2026-05-16:	Advisory disclosed
2026-05-16:	VulDB entry created
2026-05-16:	VulDB entry last update

Credits

ZiyuLin (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/364332 (VDB-364332 | Open5GS AUSF nausf-handler.c ogs_timer_add denial of service) vdb-entry technical-description

vuldb.com/vuln/364332/cti (VDB-364332 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/817031 (Submit #817031 | Open5GS AUSF v2.7.7 Denial of Service) third-party-advisory

github.com/open5gs/open5gs/issues/4472 exploit issue-tracking

github.com/open5gs/open5gs/ product

cve.org (CVE-2026-8745)

nvd.nist.gov (CVE-2026-8745)

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