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Fencer Vulns
medium 6.1

CVE-2016-9857 json

phpMyAdmin XSS Vulnerability

published 2016-12-11 9 y ago modified 2026-06-17 4 mo ago also GHSA-hmmx-wxh4-9w8w , EUVD-2022-4178

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

An issue was discovered in phpMyAdmin. XSS is possible because of a weakness in a regular expression used in some JavaScript processing. All 4.6.x versions (prior to 4.6.5), 4.4.x versions (prior to 4.4.15.9), and 4.0.x versions (prior to 4.0.10.18) are affected.

Patch / fix

  • packagist phpmyadmin/phpmyadmin 4.0.10.18, 4.4.15.9, 4.6.5
  • phpmyadmin Debian 14, Debian 13, Debian 12 4:4.6.5.1-1

debian advisories DEBIAN-CVE-2016-9857

  • phpMyAdmin openSUSE Tumbleweed 4.6.5.2-1.1

opensuse advisories openSUSE-SU-2024:10054-1

  • phpmyadmin Alpine 3.24, Alpine 3.23, Alpine 3.22 +18 more 4.6.5.2-r0
  • phpmyadmin Alpine 3.2 4.4.15.9-r0

alpine advisories ALPINE-CVE-2016-9857

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2016-9857 updated

phpMyAdmin: Multiple vulnerabilities fixed in 4.0.10.18, 4.4.15.9 and 4.6.5 versions

  • 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

Exploit prediction

1.47% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
GitHub 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist phpmyadmin/phpmyadmin
>=4.6, <4.6.5
>=4.4, <4.4.15.9
>=4.0, <4.0.10.18
4.6.5
4.4.15.9
4.0.10.18

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.