Skip to content
Fencer Intel
high 7.3

CVE-2015-8607 json

The canonpath function in the File::Spec module in PathTools before 3.62, as used in Perl, does not properly preserve the taint attribute o…

published 2016-01-13 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-8484

cvss
7.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

The canonpath function in the File::Spec module in PathTools before 3.62, as used in Perl, does not properly preserve the taint attribute of data, which might allow context-dependent attackers to bypass the taint protection mechanism via a crafted string.

Patch / fix

  • perl Debian 14, Debian 13, Debian 12 5.22.1-4

debian advisories DEBIAN-CVE-2015-8607

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-2015-8607 updated cvss 4.3

perl-PathTools: Taint propagation flaw in canonpath()

  • Red Hat Software Collections rh-perl520-perl-PathTools
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 7 perl-PathTools Red Hat Software Collections perl516-perl-PathTools
    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

Exploit prediction

3.12% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

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.