Vulnerability details

CVE-2026-51597

CVSS 3.1

9.1Critical

Official description

MERCURY MIPC252W IP camera v1.0.5 Build 230306 Rel.79931n does not implement nonce expiration in RTSP Digest authentication. An adjacent network attacker can capture a legitimate authentication exchange and replay the nonce and response values in a new connection to bypass authentication without knowledge of the device credentials, gaining unauthorized access to the live video stream.

CVSS scores

Score	Version	Source	Vector
9.1Critical	3.1	CISA ADP / Vulnrichment (CISA-ADP)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N`

Affected products

Vendor	Product	Versions	Source
No product information recorded.

References and advisories

https://github.com/kkkk2222874/cve_ID_report/blob/main/MERCURY_MIPC252W/MERCURY_MIPC252W_5th/README.md

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Details

Published: 2026-07-09
Last updated: 2026-07-10
State: Published
Assigner (CNA): mitre

Exploit prediction (EPSS)

0.52%

Probability of exploitation in 30 days

44.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-294
Authentication Bypass by Capture-replay