How severe is CVE-2023-52284?

CVE-2023-52284 has a CVSS 3.x base score of 5.5, 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 none, and availability high.

Is CVE-2023-52284 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-52284?

CVE-2023-52284 affects Bytecodealliance Webassembly Micro Runtime. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-52284?

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

When was CVE-2023-52284 published?

CVE-2023-52284 was published on 2023-12-31 and last updated on 2026-06-17.

CVE-2023-52284

CVE-2023-52284 is a medium-severity vulnerability in Bytecodealliance Webassembly Micro Runtime with a CVSS 3.x base score of 5.5. 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-415.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-415
Affected product: Bytecodealliance Webassembly Micro Runtime
Published: 2023-12-31
Last modified: 2026-06-17

Description

Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an "double free or corruption" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.

Frequently asked questions

What is CVE-2023-52284?: Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an "double free or corruption" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.
How severe is CVE-2023-52284?: CVE-2023-52284 has a CVSS 3.x base score of 5.5, 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 none, and availability high.
Is CVE-2023-52284 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-52284?: CVE-2023-52284 affects Bytecodealliance Webassembly Micro Runtime. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-52284?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-52284 published?: CVE-2023-52284 was published on 2023-12-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:bytecodealliance:webassembly_micro_runtime:*:*:*:*:*:*:*:*

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