Medium severity5.5NVD Advisory· Published Oct 14, 2026· Updated Oct 14, 2026
CVE-2026-110263
CVE-2026-110263
Description
OW2 ASM 3.0 before 9.11 contains an uncontrolled recursion vulnerability in SignatureReader.parseType() that allows attackers to exhaust the stack via deeply nested generic type signatures. Attackers can supply a crafted class file with a long Signature attribute containing many nested type arguments to trigger a StackOverflowError during class transformation, causing denial of service.
Patches
Vulnerability mechanics
References
5- asm.ow2.io/versions.htmlnvd
- gitlab.ow2.org/asm/asm/-/blob/ASM_9_10_1/asm/src/main/java/org/objectweb/asm/signature/SignatureReader.javanvd
- gitlab.ow2.org/asm/asm/-/commit/8f87fc0317a4c5ee8f538bcbb641928def25dbd6nvd
- gitlab.ow2.org/asm/asm/-/merge_requests/465nvd
- www.vulncheck.com/advisories/ow2-asm-3.0-before-9.11-uncontrolled-recursion-in-signaturereadernvd
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