Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-9250

25
FAUCET Score

CVE-2017-9250 describes a NULL pointer dereference vulnerability in JerryScript 1.0, specifically within the lexer_process_char_literal function, affecting the jerry-core/parser/js/js-lexer.c component. This flaw allows remote attackers to trigger a denial of service (application crash) by providing malformed JavaScript source code, due to improper memory allocation handling for empty strings. With a CVSS v3.1 score of 7.5 (HIGH), this vulnerability is easily exploitable over a network with low attack complexity and no user interaction, leading to high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:jerryscript:jerryscript:1.0:-:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.50%
Probability of exploitation in next 30 days
EPSS Percentile
83.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0249 is in the 70th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / jerryscript-project/jerryscript/commit/e58f2880df608652aff7fd35c45b242467ec0e79
PatchThird Party Advisory
github.com / jerryscript-project/jerryscript/issues/1821
ExploitThird Party Advisory
github.com / zherczeg/jerryscript/commit/03a8c630f015f63268639d3ed3bf82cff6fa77d8
Third Party Advisory
securitytracker.com / id/1038413
Third Party AdvisoryVDB Entry