What’s Vulnerable › Vulnerabilities

CVE-2026-33361: Meari weak XOR obfuscation

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-11 · updated 2026-10-26
• Weakness: CWE-326

Description

In Meari IoT SDK image handling (libmrplayer.so) as observed in CloudEdge 5.5.0 (build 220), Arenti 1.8.1 (build 220), and related white-label apps (<= 1.8.x), baby monitor ".jpgx3" files use reversible XOR over only the first 1024 bytes with a predictable key derivation model.

Affected products

• Meari com.meari.sdk: firmID=8

References

• https://github.com/xn0tsa/nobody-puts-baby-in-a-corner
• https://www.runzero.com/advisories/meari-weak-xor-obfuscation-cve-2026-33361/

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