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CVE Vulnerability Details :
CVE-2026-8744
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-17 May, 2026 | 09:15
Updated At-18 May, 2026 | 16:20
Rejected At-
▼CVE Numbering Authority (CNA)
Open5GS NRF context.c ogs_sbi_nf_service_add denial of service

A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function ogs_sbi_subscription_data_add/ogs_sbi_nf_service_add in the library /lib/sbi/context.c of the component NRF. Executing a manipulation can lead to denial of service. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. This patch is called 819db11a08b9736a3576c4f99ceb28f7eb99523a. A patch should be applied to remediate this issue.

Affected Products
Vendor
n/a
Product
Open5GS
CPEs
  • cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
Modules
  • NRF
Versions
Affected
  • 2.7.0
  • 2.7.1
  • 2.7.2
  • 2.7.3
  • 2.7.4
  • 2.7.5
  • 2.7.6
  • 2.7.7
Problem Types
TypeCWE IDDescription
CWECWE-404Denial of Service
Type: CWE
CWE ID: CWE-404
Description: Denial of Service
Metrics
VersionBase scoreBase severityVector
4.05.3MEDIUM
CVSS: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
3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3.04.3MEDIUM
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2.04.0N/A
AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS: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
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Version: 3.0
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Version: 2.0
Base score: 4.0
Base severity: N/A
Vector:
AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
ZiyuLin (VulDB User)
Timeline
EventDate
Advisory disclosed2026-05-16 00:00:00
VulDB entry created2026-05-16 02:00:00
VulDB entry last update2026-05-16 14:43:32
Event: Advisory disclosed
Date: 2026-05-16 00:00:00
Event: VulDB entry created
Date: 2026-05-16 02:00:00
Event: VulDB entry last update
Date: 2026-05-16 14:43:32
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/vuln/364331
vdb-entry
technical-description
https://vuldb.com/vuln/364331/cti
signature
permissions-required
https://vuldb.com/submit/817029
third-party-advisory
https://vuldb.com/submit/817030
third-party-advisory
https://github.com/open5gs/open5gs/issues/4465
issue-tracking
https://github.com/open5gs/open5gs/pull/4534
issue-tracking
patch
https://github.com/open5gs/open5gs/issues/4466
exploit
issue-tracking
https://github.com/open5gs/open5gs/commit/819db11a08b9736a3576c4f99ceb28f7eb99523a
patch
https://github.com/open5gs/open5gs/
product
Hyperlink: https://vuldb.com/vuln/364331
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/364331/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/817029
Resource:
third-party-advisory
Hyperlink: https://vuldb.com/submit/817030
Resource:
third-party-advisory
Hyperlink: https://github.com/open5gs/open5gs/issues/4465
Resource:
issue-tracking
Hyperlink: https://github.com/open5gs/open5gs/pull/4534
Resource:
issue-tracking
patch
Hyperlink: https://github.com/open5gs/open5gs/issues/4466
Resource:
exploit
issue-tracking
Hyperlink: https://github.com/open5gs/open5gs/commit/819db11a08b9736a3576c4f99ceb28f7eb99523a
Resource:
patch
Hyperlink: https://github.com/open5gs/open5gs/
Resource:
product
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found