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Vulnerabilities

Vulnerability · CVE-2013-5054

Microsoft Office Exposure of Sensitive Information to an Unauthorized Actor

Published Dec 10, 2013 · catalog updated Dec 10, 2013 · Microsoft Office

Patch now

CVE-2013-5054 is in the CISA known-exploited catalog. Confirm Microsoft Office against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
12.77%
Remediation
Remediation guidance
Affected products
vendor Microsoft Office

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."

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Officeversion unspecified

How to fix CVE-2013-5054

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2013-5054 is in the CISA known-exploited catalog. Confirm Microsoft Office against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 12.77%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 10, 2013 · VulnCheck KEV

    Detected

    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."

  2. Dec 10, 2013 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2013-5054

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2013-5054

    30-day exploitation probability 12.8%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2013-5054

    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."

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.