CVE-2025-6273

LOW EPSS 8.7%
Published Jun 19, 20251y ago · Modified Jun 17, 20261w ago
1.9 CVSS 4.0
Low
Find Similar
Published Jun 19, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic. This issue affects the function LogOpcode of the file src/binary-reader-objdump.cc. The manipulation leads to reachable assertion. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains that this issue might not affect "real world wasm programs".

CVSS Details

Base Score
1.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
8.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-617

Affected Products 1

VendorProductVersionRange
webassemblywabt* ≤1.0.37

References 5

  • github.com https://github.com/WebAssembly/wabt/issues/2574
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/user-attachments/files/19529411/wabt_crash.txt
    Exploit
  • vuldb.com https://vuldb.com/?ctiid.313277
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.313277
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.593010
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.