How severe is CVE-2024-27532?

CVE-2024-27532 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-27532 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27532?

CVE-2024-27532 affects Bytecodealliance Webassembly Micro Runtime. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27532?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-27532 have an EU (EUVD) identifier?

Yes. CVE-2024-27532 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24727.

When was CVE-2024-27532 published?

CVE-2024-27532 was published on 2024-11-08 and last updated on 2026-06-17.

CVE-2024-27532

CVE-2024-27532 is a high-severity vulnerability in Bytecodealliance Webassembly Micro Runtime with a CVSS 3.x base score of 7.5. 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-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24727
Weakness: CWE-476
Affected product: Bytecodealliance Webassembly Micro Runtime
Published: 2024-11-08
Last modified: 2026-06-17

Description

wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) 06df58f is vulnerable to NULL Pointer Dereference in function `block_type_get_result_types.

Frequently asked questions

What is CVE-2024-27532?: wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) 06df58f is vulnerable to NULL Pointer Dereference in function `block_type_get_result_types.
How severe is CVE-2024-27532?: CVE-2024-27532 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-27532 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27532?: CVE-2024-27532 affects Bytecodealliance Webassembly Micro Runtime. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27532?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-27532 have an EU (EUVD) identifier?: Yes. CVE-2024-27532 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24727.
When was CVE-2024-27532 published?: CVE-2024-27532 was published on 2024-11-08 and last updated on 2026-06-17.

References

Affected products (1)

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

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