CVE-2026-124684

MEDIUMCVSS 5.1/10EPSS 0.10%

Last modified

CVE-2026-124684 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. This issue can cause a heap-use-after-free when an embedder unloads a ReloadableString buffer while a previously returned raw character pointer remains in use. Successful triggering may cause the Escargot-based process to crash, resulting in a denial of service.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

This issue can cause a heap-use-after-free when an embedder unloads a ReloadableString buffer while a previously returned raw character pointer remains in use. Successful triggering may cause the Escargot-based process to crash, resulting in a denial of service.

Metrics

EPSS Probability
0.10%

0.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Samsung Open SourceEscargot< 8bc35b7b88f0f96c66a42aa965a1a710308b61d5

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-124684?
This issue can cause a heap-use-after-free when an embedder unloads a ReloadableString buffer while a previously returned raw character pointer remains in use. Successful triggering may cause the Escargot-based process to crash, resulting in a denial of service.
How severe is CVE-2026-124684?
CVE-2026-124684 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2026-124684?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST