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Fencer Intel
medium 5.5

CVE-2018-5759 json

jsparse.c in Artifex MuJS through 1.0.2 does not properly maintain the AST depth for binary expressions, which allows remote attackers to c…

published 8y ago modified 4mo ago also EUVD-2018-17528

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.1%
EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

jsparse.c in Artifex MuJS through 1.0.2 does not properly maintain the AST depth for binary expressions, which allows remote attackers to cause a denial of service (excessive recursion) via a crafted file.

Patch / fix

Is CVE-2018-5759 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-5759 updated cvss 5.3

mujs: Improper management of AST depth in jsparse.c can allow a remote attacker to cause a denial of service via a crafted file

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. Published
  2. First public exploit (EDB-43904)

Exploit prediction

5.06% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-43904 Artifex MuJS 1.0.2 - Integer Overflow dos, 2018-01-28

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.