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CVE-2024-33258VulnerabilityPublished Updated

CVE-2024-33258: n/a

Source CVE Database V5

0

Not known to be exploited · CVSS 7.1 High.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
7.1High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Apr 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

AI-suggested

Organizations should immediately inventory all systems and devices running Jerryscript and monitor for vendor patches or updates addressing CVE-2024-33258. Until patches are available, restrict local access to trusted users only and implement strict user interaction controls to prevent execution of untrusted scripts. Employ application whitelisting and sandboxing to limit the execution context of Jerryscript. Conduct code audits and fuzz testing on custom scripts to identify potential triggers of the vulnerability. Network segmentation can reduce the risk of lateral movement if a device is compromised. Additionally, maintain robust endpoint detection and response (EDR) solutions to detect anomalous behavior indicative of exploitation attempts. Educate users about the risks of executing untrusted code or scripts locally. Finally, track security advisories from the Jerryscript project and related vendors for timely patch deployment.

Description

Jerryscript commit ff9ff8f was discovered to contain a segmentation violation via the component vm_loop at jerry-core/vm/vm.c.

References

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