How severe is CVE-2026-19588?

CVE-2026-19588 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-19588 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-19588?

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

When was CVE-2026-19588 published?

CVE-2026-19588 was published on 2026-08-12 and last updated on 2026-08-18.

CVE-2026-19588

CVE-2026-19588 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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-680.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-680
Published: 2026-08-12
Last modified: 2026-08-18

Description

Integer Overflow to Buffer Overflow vulnerability in Samsung Open Source rlottie allows Overflow Buffers.

Frequently asked questions

What is CVE-2026-19588?: Integer Overflow to Buffer Overflow vulnerability in Samsung Open Source rlottie allows Overflow Buffers.
How severe is CVE-2026-19588?: CVE-2026-19588 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-19588 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-19588?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-19588 published?: CVE-2026-19588 was published on 2026-08-12 and last updated on 2026-08-18.

References

https://github.com/Samsung/rlottie/pull/600

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