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CVE-2026-47306 Samsung Open Source CVE debrief

A MEDIUM severity vulnerability, CVE-2026-47306, was found in Samsung Open Source rlottie, affecting versions before e2d19e3b150e0e4a9586fa90b56fd3061cc98945. This issue is caused by an Uncontrolled Recursion vulnerability, which allows Oversized Serialized Data Payloads. The CVSS score for this vulnerability is 6.1.

Vendor
Samsung Open Source
Product
rlottie
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-22
Advisory published
2026-06-04
Advisory updated
2026-07-22

Who should care

Users of Samsung Open Source rlottie, especially those using versions before e2d19e3b150e0e4a9586fa90b56fd3061cc98945, should be aware of this vulnerability and take necessary actions to mitigate the risk.

Technical summary

The vulnerability is caused by an Uncontrolled Recursion in Samsung Open Source rlottie, which allows Oversized Serialized Data Payloads. The CVSS vector for this vulnerability is CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H.

Defensive priority

MEDIUM

Recommended defensive actions

  • Update rlottie to version e2d19e3b150e0e4a9586fa90b56fd3061cc98945 or later.
  • Refer to [ref-4](https://github.com/Samsung/rlottie/pull/585) for more information.

Evidence notes

The CVE record can be found at [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-47306). The NVD detail page is available at [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-47306).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-47306 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-47306

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-47306 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-47306

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.