Vulnerability Report

CVE-2013-4701

Title: Janrain Php-Openid XML External Entity (XXE)

XXE

Proof Of Concept

No public PoC currently indexed for CVE-2013-4701.

CWE Category NVD-CWE-noinfo

Published Date Aug 21, 2013

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 7.5 CVSS v2.0

Exploit Probability (EPSS)

3.00%

Vulnerability Summary

CVE-2013-4701: Auth/Yadis/XML.php in PHP OpenID Library 2.2.2 and earlier allows remote attackers to read arbitrary files, send HTTP requests to intranet servers, or cause a denial of service (CPU and memory consumption) via XRDS data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Impacted Vendors

janrain 1

Reference Links

http://jvn.jp/en/jp/JVN24713981/index.html http://jvndb.jvn.jp/jvndb/JVNDB-2013-000080 http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00028.html http://lists.opensuse.org/opensuse-updates/2016-08/msg00083.html https://github.com/openid/php-openid/commit/625c16bb28bb120d262b3f19f89c2c06cb9b0da9 http://jvn.jp/en/jp/JVN24713981/index.html http://jvndb.jvn.jp/jvndb/JVNDB-2013-000080 http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00028.html http://lists.opensuse.org/opensuse-updates/2016-08/msg00083.html https://github.com/openid/php-openid/commit/625c16bb28bb120d262b3f19f89c2c06cb9b0da9

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2013-4701 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

August 21, 2013 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Stack

No specific products linked.