How severe is CVE-2025-2584?

CVE-2025-2584 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-2584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-2584?

CVE-2025-2584 affects Webassembly Wabt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-2584?

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

Does CVE-2025-2584 have an EU (EUVD) identifier?

Yes. CVE-2025-2584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7264.

When was CVE-2025-2584 published?

CVE-2025-2584 was published on 2025-03-21 and last updated on 2026-06-17.

CVE-2025-2584

CVE-2025-2584 is a medium-severity vulnerability in Webassembly Wabt with a CVSS 3.x base score of 5.0. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
CVSS v2: 5.1
CVSS v4: 2.3
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7264
Weakness: CWE-787
Affected product: Webassembly Wabt
Published: 2025-03-21
Last modified: 2026-06-17

Description

A vulnerability was found in WebAssembly wabt 1.0.36. It has been declared as critical. This vulnerability affects the function BinaryReaderInterp::GetReturnCallDropKeepCount of the file wabt/src/interp/binary-reader-interp.cc. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-2584?: A vulnerability was found in WebAssembly wabt 1.0.36. It has been declared as critical. This vulnerability affects the function BinaryReaderInterp::GetReturnCallDropKeepCount of the file wabt/src/interp/binary-reader-interp.cc. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-2584?: CVE-2025-2584 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-2584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-2584?: CVE-2025-2584 affects Webassembly Wabt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-2584?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-2584 have an EU (EUVD) identifier?: Yes. CVE-2025-2584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7264.
When was CVE-2025-2584 published?: CVE-2025-2584 was published on 2025-03-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:webassembly:wabt:1.0.36:*:*:*:*:*:*:*

More vulnerabilities in Webassembly Wabt

CVE-2022-43282 — High (CVSS 7.1): wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component…
CVE-2022-43280 — High (CVSS 7.1): wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component…
CVE-2025-2368 — Medium (CVSS 6.3): A vulnerability was found in WebAssembly wabt 1.0.36 and classified as critical. This issue affects the function…
CVE-2023-27119 — Medium (CVSS 5.5): WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::Decompiler::WrapChild.
CVE-2022-43283 — Medium (CVSS 5.5): wasm2c v1.0.29 was discovered to contain an abort in CWriter::Write.
CVE-2025-15412 — Medium (CVSS 5.3): A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function…

All CVEs affecting Webassembly Wabt →

Other CWE-787 (Out-of-bounds Write) vulnerabilities

CVE-2026-42369 — Critical (CVSS 10.0): GV-VMS V20 is a Video Monitoring Software used to gather the feeds of many surveillance cameras and manage other…
CVE-2026-4746 — Critical (CVSS 10.0): Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src‎ modules). This vulnerability is…
CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2024-42479 — Critical (CVSS 10.0): llama.cpp provides LLM inference in C/C++. The unsafe `data` pointer member in the `rpc_tensor` structure can cause…
CVE-2024-39791 — Critical (CVSS 10.0): Stack-based buffer overflow vulnerabilities affecting Vonets industrial wifi bridge relays and wifi bridge…

Browse all CWE-787 (Out-of-bounds Write) vulnerabilities →