CVE-2026-33361 json
Meari weak XOR obfuscation
published 2026-05-11 5 mo ago modified 2026-10-26 13 d ago also EUVD-2026-29105
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 5 mo ago
Exploit prediction
0.17% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Meari com.meari.sdk
Classification
- Weakness
-
- CWE-326 Inadequate Encryption Strength
References
-
github.com
/xn0tsa/nobody-puts-baby-in-a-corner
technical-description
-
runzero.com
/advisories/meari-weak-xor-obfuscation-cve-2026-33361/
third-party-advisory
Sources
- CVE List CVE-2026-33361
- NVD CVE-2026-33361
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.