CVE-2015-1770Microsoft Office 2013 SP1 and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Uninitialized Memory Use Vulnerability."
Updated under an hour ago ()
Does this affect you?
It affects microsoft office. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Mar 28, 2022; federal agencies had to remediate by Apr 18, 2022. Treat that date as your deadline.
Do this next
Free account, 1 product
Microsoft Office 2013 SP1 and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Uninitialized Memory Use Vulnerability."
- CVSS
- 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-824
- Known exploited
- Added to CISA KEV Mar 28, 2022; federal remediation due Apr 18, 2022Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 34.99% (percentile 98)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
microsoft office microsoft:office | 2013; 2013 | NVD |
References
- http://www.securityfocus.com/bid/75016vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- http://www.securitytracker.com/id/1032523vdb-entry, x-refsource-sectrack, broken-link, third-party-advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-059vendor-advisory, x-refsource-ms, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1770us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.