CVE-2021-27058
Microsoft Office ClickToRun Remote Code Execution Vulnerability
CVE-2021-27058 is a high vulnerability (CVSS 7.8) in Microsoft 365 Apps, published March 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.54%, the 89th percentile. Fixed in python-oletools 0.60.1-1.2.
- Severity
- 7.8 HighCVSS 3.1, CVE List
- Exploit chance
- 3.54%EPSS, 89th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
0.60.1-1.2python-oletools +1 more
Description
Microsoft Office ClickToRun Remote Code Execution Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
python-oletoolsopenSUSE:Tumbleweed | before 0.60.1-1.2 | 0.60.1-1.2 |
python-oletoolsopenSUSE:Tumbleweed From an advisory covering 2 CVEs | before 0.60.2-2.4 | 0.60.2-2.4 |
What each source reports
CVE List Score used
Microsoft Office ClickToRun Remote Code Execution Vulnerability
Microsoft Office ClickToRun Remote Code Execution Vulnerability
- Record
CVE-2021-27058- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-13829
Microsoft Office ClickToRun Remote Code Execution Vulnerability
- Record
EUVD-2021-13829- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-whx5-mmrp-j392
Microsoft Office ClickToRun Remote Code Execution Vulnerability
Microsoft Office ClickToRun Remote Code Execution Vulnerability
- Record
GHSA-whx5-mmrp-j392- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
NVD
Microsoft Office ClickToRun Remote Code Execution Vulnerability
- Record
CVE-2021-27058- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11245-1No score
python36-oletools-0.60-2.2 on GA media
These are all security issues fixed in the python36-oletools-0.60-2.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11245-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:14151-1No score
python310-oletools-0.60.1-1.2 on GA media
These are all security issues fixed in the python310-oletools-0.60.1-1.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:14151-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2026:12022-1No score
python313-oletools-0.60.2-2.4 on GA media
These are all security issues fixed in the python313-oletools-0.60.2-2.4 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2026:12022-1- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.