01 Record
CVE-2026-15706
Missing Authentication for Critical Function in Management API in Baylan Water Meters's BMS
CriticalPUBLISHEDCNA: TR-CERT
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
Missing Authentication for Critical Function in Management API in Baylan Water Meters's BMS
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.64% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 50.6% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-27.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-20 13:27Z2 MO AGO
- Last updated
- 2026-08-24 07:23Z2 MO AGO
- Reserved
- 2026-07-14
- Assigning CNA
- TR-CERT
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-306Missing Authentication for Critical FunctionBase
- Data version
- 5.2
- Document digest
- 3882b2b111a533f7971d0518ba78e78b83ae789c2ebed4380c8ffb401ccc7dc6
05 Affected products
VendorProductVersionsPlatforms
Baylan Measuring Instruments Industry and Trade Inc.Baylan Smart Meter Management Application (BMS)0 to < v1.1.10.142—
06 References
- siberguvenlik.gov.trhttps://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0881