How severe is CVE-2026-33361?

CVE-2026-33361 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-33361 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-33361?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-33361 have an EU (EUVD) identifier?

Yes. CVE-2026-33361 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29105.

When was CVE-2026-33361 published?

CVE-2026-33361 was published on 2026-05-11 and last updated on 2026-06-17.

CVE-2026-33361

CVE-2026-33361 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-326.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-29105
Weakness: CWE-326
Published: 2026-05-11
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-33361?: 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.
How severe is CVE-2026-33361?: CVE-2026-33361 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-33361 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-33361?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-33361 have an EU (EUVD) identifier?: Yes. CVE-2026-33361 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29105.
When was CVE-2026-33361 published?: CVE-2026-33361 was published on 2026-05-11 and last updated on 2026-06-17.

References

Other CWE-326 (Inadequate Encryption Strength) vulnerabilities

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CVE-2020-6966 — Critical (CVSS 10.0): In ApexPro Telemetry Server Versions 4.2 and prior, CARESCAPE Telemetry Server v4.2 & prior, Clinical Information…
CVE-2014-9199 — Critical (CVSS 10.0): The Clorius Controls Java web client before 01.00.0009g allows remote attackers to discover credentials by sniffing the…
CVE-2018-25272 — Critical (CVSS 9.8): ELBA5 5.8.0 contains a remote code execution vulnerability that allows attackers to obtain database credentials and…
CVE-2025-12478 — Critical (CVSS 9.8): Non-Compliant TLS Configuration.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5 .
CVE-2022-24116 — Critical (CVSS 9.8): Certain General Electric Renewable Energy products have inadequate encryption strength. This affects iNET and iNET II…

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