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CVE-2026-49496Disclosure(nsa / ghidra)

LOWCVSS 6.9 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Ghidra before 12.1 contains a heap-use-after-free vulnerability in SleighBuilder::generatePointerAdd caused by iterator invalidation when PcodeCacher::allocateInstruction reallocates the issued vector. Attackers can trigger memory corruption by decompiling malicious binaries through the public Sleigh::oneInstruction C++ API, affecting downstream SLEIGH library consumers.

nsa CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Patch / fix
Exploit / PoC references
Vendor / third-party advisories
Weakness type (CWE)
CWE-416

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • ghidra

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Affected systems

Vendors
nsa
Products
ghidra

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-06-10: 2Technical Details · 2026-06-10: 206-10
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-49496 Ghidra before 12.1 contains a heap-use-after-free vulnerability in SleighBuilder::generatePointerAdd caused by iterator invalidation when PcodeCacher::allocateInstruc… https://www.cve.org/CVERecord?id=CVE-2026-49496

    Post summary

    A heap‑use‑after‑free vulnerability (CVE-2026‑49496) was disclosed in Ghidra versions before 12.1, with details on the vulnerable code paths, but no PoC, exploit, patch, or active exploitation information is provided.

    00010128
    57.6K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-49496 Heap-Use-After-Free in Ghidra Before 12.1 SleighBuilder generatePointerAdd https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-49496

    Post summary

    The note announces a newly identified Heap-Use-After-Free vulnerability in Ghidra’s SleighBuilder component, providing technical details but no evidence of exploitation, patch, or PoC.

    0000047
    4.0K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appnsaghidra---

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