CVE-2023-5746

9.8 criticalEPSS 2.3%

Critical (9.8) in synology. EPSS 2.3% chance of exploitation in the next 30 days.

A vulnerability regarding use of externally-controlled format string is found in the cgi component. This allows remote attackers to execute arbitrary code via unspecified vectors. The following models with Synology Camera Firmware versions before 1.0.5-0185 may be affected: BC500 and TC500.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.3% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)
CWE: CWE-134
Published: 2023-10-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

synology:bc500_firmware
synology:tc500_firmware

References

https://www.synology.com/en-global/security/advisory/Synology_SA_23_11
https://www.synology.com/en-global/security/advisory/Synology_SA_23_11

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