Microsoft Office 2013 and 2013 RT allows remote attackers to discover authentication tokens via a crafted response to a file-open request f…

published 2013-12-11 12y ago modified 2026-06-16 4mo ago also EUVD-2013-4896

cvss: 4.3; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 11.7%; EPSS 11.7% chance of exploitation in 30 days, percentile 96%
public exploits: 0; none known

Microsoft Office 2013 and 2013 RT allows remote attackers to discover authentication tokens via a crafted response to a file-open request for an Office file on a web site, as exploited in the wild in 2013, aka "Token Hijacking Vulnerability."

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Exploit prediction

11.69% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

docs.microsoft.com /en-us/security-updates/securitybulletins/2013/ms13-104
vendor-advisory

Sources

CVE List CVE-2013-5054
NVD CVE-2013-5054

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