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Fencer Vulns
medium 5.0

CVE-2002-0986 json

The mail function in PHP 4.x to 4.2.2 does not filter ASCII control characters from its arguments, which could allow remote attackers to mo…

published 2002-09-24 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0975

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.7%
EPSS 4.7% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

The mail function in PHP 4.x to 4.2.2 does not filter ASCII control characters from its arguments, which could allow remote attackers to modify mail message content, including mail headers, and possibly use PHP as a "spam proxy."

Patch / fix

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-2002-0986 updated

security flaw

  • Red Hat Linux 7.0 Red Hat Linux 7.1 Red Hat Linux 7.2 Red Hat Linux 7.3
    fixed: vendor fix RHSA-2002:213
  • Red Hat Linux Advanced Workstation 2.1
    fixed: vendor fix RHSA-2002:214
  • Red Hat Stronghold 3
    fixed: vendor fix RHSA-2002:243
  • Red Hat Stronghold 4
    fixed: vendor fix RHSA-2002:244
  • Red Hat Stronghold 4 for Red Hat Enterprise Linux
    fixed: vendor fix RHSA-2002:248

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

Exploit prediction

4.70% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Technology feeds

References

Sources

Fencer Vulns 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.