CVE-2026-8257
בינונית 5.5
תיאור (מקור, אנגלית)
A vulnerability was detected in WebAssembly Binaryen up to 117. This issue affects the function IRBuilder::makeBrOn of the file src/wasm/wasm-ir-builder.cpp of the component BrOn Parser. Performing a manipulation results in reachable assertion. The attack needs to be approached locally. The exploit is now public and may be used. The patch is named 1251efbc1ea471c1311d2726b2bbe061ff2a291c. It is suggested to install a patch to address this issue.
מדדים
- CVSS 3.1
-
5.5 (MEDIUM)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 4.0
-
1.9 (LOW)
מקור הציון: CNA
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 - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-2/8/2026
- CWE
- CWE-617
מוצרים מושפעים
webassembly: binaryen
קישורים
- https://github.com/WebAssembly/binaryen/commit/1251efbc1ea471c1311d2726b2bbe06… Patch
- https://github.com/WebAssembly/binaryen/pull/8635 MitigationPatch
- https://github.com/HackC0der/CVE-Repos/blob/main/wasm-binaryen/Assertion_Failu… Exploit
- https://github.com/WebAssembly/binaryen/issues/8633 ExploitIssue TrackingThird Party Advisory
- https://github.com/WebAssembly/binaryen/ Product
- https://vuldb.com/submit/809552 Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/362554 Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/362554/cti Permissions RequiredVDB Entry