How severe is CVE-2026-10305?

CVE-2026-10305 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2026-10305 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-10305?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-10305 have an EU (EUVD) identifier?

Yes. CVE-2026-10305 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34234.

When was CVE-2026-10305 published?

CVE-2026-10305 was published on 2026-06-04 and last updated on 2026-06-17.

CVE-2026-10305

CVE-2026-10305 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34234
Weakness: CWE-125
Published: 2026-06-04
Last modified: 2026-06-17

Description

Out-of-bounds read vulnerability in Samsung Open Source rlottie allows Overread Buffers. This issue affects rlottie: before 223a2a41ba4f462e4abe767bebba49a366c9b9fd.

Frequently asked questions

What is CVE-2026-10305?: Out-of-bounds read vulnerability in Samsung Open Source rlottie allows Overread Buffers. This issue affects rlottie: before 223a2a41ba4f462e4abe767bebba49a366c9b9fd.
How severe is CVE-2026-10305?: CVE-2026-10305 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2026-10305 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-10305?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-10305 have an EU (EUVD) identifier?: Yes. CVE-2026-10305 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34234.
When was CVE-2026-10305 published?: CVE-2026-10305 was published on 2026-06-04 and last updated on 2026-06-17.

References

https://github.com/Samsung/rlottie/pull/587

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