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High 7.3Published Sep 11, 2026
CVE-2025-15679BMC root account active without password on BullSequana XH3406 and XH3515
Updated under an hour ago ()
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It affects BullSequana XH3406 and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Under certain circumstances such as reset to factory default operation, the BMC root account is made active without a password on BullSequana XH3406 and XH3515.
- CVSS
- 7.3 HIGH (v4.0, CNA)CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:P/S:P/AU:N/R:U/V:C/RE:L/U:Clear
- Weakness (CWE)
- CWE-258
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Bull
- NVD analysis
- Deferred
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Bull BullSequana XH3406 bull:bullsequana_xh3406 (from the name) | before TS 04.05 | CNA record |
Bull BullSequana XH3515 bull:bullsequana_xh3515 (from the name) | before TS 43.01 | CNA record |
References
- https://myatos.my.site.com/psmcustomer/s/contentdocument/069ci00000eNzLYAA0vendor-advisory
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.