CVE-2015-2558

critical

Published 2015-10-14 · Modified 2026-05-06

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

9.3

Description

Use-after-free vulnerability in Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Excel for Mac 2011, Excel 2016 for Mac, Excel Viewer, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2007 SP3, 2010 SP2, and 2013 SP1 allows remote attackers to execute arbitrary code via a long fileVersion element in an Office document, aka "Microsoft Office Memory Corruption Vulnerability."

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact

Vendor	Product	Versions
microsoft	excel	`2007`
microsoft	excel	`2010`
microsoft	excel	`2013`
microsoft	excel	`2016`
microsoft	excel_for_mac	`2011`
microsoft	excel_for_mac	`2016`
microsoft	excel_viewer
microsoft	office_compatibility_pack
microsoft	office_sharepoint_server	`2007`
microsoft	sharepoint_server	`2010`
microsoft	sharepoint_server	`2013`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.