CVE-2026-1587Open5GS SGWC s11-handler.c sgwc_s11_handle_modify_bearer_request denial of service
Updated under an hour ago ()
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It affects n/a Open5GS. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A vulnerability has been found in Open5GS up to 2.7.6. The affected element is the function sgwc_s11_handle_modify_bearer_request of the file /sgwc/s11-handler.c of the component SGWC. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Applying a patch is the recommended action to fix this issue. The issue report is flagged as already-fixed.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-404
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Modified
- Record last updated
- Feb 23, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
n/a Open5GS open5gs:open5gs | 2.7.0; 2.7.1; 2.7.2; 2.7.3; 2.7.4; 2.7.5; 2.7.6 | CNA record |
open5gs open5gs open5gs:open5gs | through 2.7.6 | NVD |
References
- https://vuldb.com/?id.343350vdb-entry, technical-description, third-party-advisory
- https://vuldb.com/?ctiid.343350signature, permissions-required, vdb-entry
- https://vuldb.com/?submit.738376third-party-advisory, exploit, vdb-entry
- https://github.com/open5gs/open5gs/issues/4272issue-tracking, exploit, vendor-advisory
- https://github.com/open5gs/open5gs/issues/4272#event-21968635948issue-tracking, exploit, vendor-advisory
- https://github.com/open5gs/open5gs/issues/4272#issue-3795156752exploit, issue-tracking, vendor-advisory
- https://github.com/open5gs/open5gs/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.