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Fencer Vulns
medium 6.8

CVE-2016-2562 json

phpMyAdmin Improper Input Validation

published 2016-03-01 10 y ago modified 2026-06-17 4 mo ago also GHSA-w8qg-j9fp-hrjf , EUVD-2022-5533

cvss
6.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

The checkHTTP function in libraries/Config.class.php in phpMyAdmin 4.5.x before 4.5.5.1 does not verify X.509 certificates from api.github.com SSL servers, which allows man-in-the-middle attackers to spoof these servers and obtain sensitive information via a crafted certificate.

Patch / fix

  • packagist phpmyadmin/phpmyadmin 4.5.5.1
  • phpmyadmin Debian 14, Debian 13, Debian 12 4:4.5.5.1-1

debian advisories DEBIAN-CVE-2016-2562

  • phpMyAdmin openSUSE Tumbleweed 4.6.5.2-1.1

opensuse advisories openSUSE-SU-2024:10054-1

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-2016-2562 updated cvss 4.3

phpMyAdmin: man-in-the-middle attack on API call to GitHub (PMASA-2016-13)

  • 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

0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.8 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N
GitHub 3.0 6.8 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
packagist phpmyadmin/phpmyadmin
>=4.5, <4.5.5.1
4.5.5.1

Classification

Weakness
  • CWE-20 Improper Input Validation

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.