CVE-2026-2240Disclosure(janet-lang / janet)

LOWCVSS 6.1 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch janet-lang janet systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability has been found in janet-lang janet up to 1.40.1. The impacted element is the function janetc_pop_funcdef of the file src/core/compile.c. Such manipulation leads to out-of-bounds read. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is 4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5. A patch should be applied to remediate this issue.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-119CWE-125

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

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

  • janet

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • Peaked 1d ago at 1 mentions (2026-02-09); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
janet

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-02-09: 1Mentions · 2026-06-02: 1Patch / Workaround · 2026-06-02: 1Technical Details · 2026-02-09: 1Technical Details · 2026-06-02: 102-0906-02
Signal classification1 categories
Disclosure
2100.0%
Referenced assets1 URL
By indicator
Full discourse2 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-2240 Local Out-of-Bounds Read Vulnerability in Janet Programming Language Compiler https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-2240

    Post summary

    CVE-2026-2240 is a disclosed local out‑of‑bounds read vulnerability in the Janet compiler, with a link to a vulnerability details page.

    0000153
    4.0K followersView on X
  • takenaka hiroya@Joe_Biden_ja
    Disclosure

    CVE-2026-2240、人気のCMSに関する脆弱性。影響を受けるバージョンは4.0.0〜4.3.2。パッチはまだ未公開、注意が必要です。

    Post summary

    CVE‑2026‑2240 affects CMS versions 4.0.0 to 4.3.2; a patch is not yet available, so users should monitor for updates.

    0000046
    573 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appjanet-langjanet---

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