CVE-2023-29325 [High] | Use-After-Free in Windows 10 1507

CVE-2023-29325 is rated High Risk (72.3/100): CVSS High severity, with high exploitation likelihood (EPSS 84.39%, 100th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +59.00% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	25.39%	84.39%	+59.00%
2	2026-05-12	27.96%	25.39%	-2.58%
3	2026-05-11	—	27.96%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

25.39%

84.39%

+59.00%

2026-05-12

27.96%

25.39%

-2.58%

2026-05-11

—

27.96%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
8.1	3.1	HIGH	`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:N) Nobody has to click “OK” or open a trap file; it can work without a victim helping. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	2.2	5.9	[email protected]
7.5	3.1	HIGH	`CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	1.6	5.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

8.1

3.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N): Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

2.2

5.9

[email protected]

7.5

3.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

1.6

5.9

[email protected]

Affected software / configurations for CVE-2023-29325

Vendor	Product	Version	Raw CPE
microsoft	windows_10_1507	< 10.0.10240.19926	cpe:2.3:o:microsoft:windows_10_1507::::::::
microsoft	windows_10_1607	< 10.0.14393.5921	cpe:2.3:o:microsoft:windows_10_1607::::::::
microsoft	windows_10_1809	< 10.0.17763.4377	cpe:2.3:o:microsoft:windows_10_1809::::::::
microsoft	windows_10_20h2	< 10.0.19042.2965	cpe:2.3:o:microsoft:windows_10_20h2::::::::
microsoft	windows_10_21h2	< 10.0.19044.2965	cpe:2.3:o:microsoft:windows_10_21h2::::::::
microsoft	windows_10_22h2	< 10.0.19045.2965	cpe:2.3:o:microsoft:windows_10_22h2::::::::
microsoft	windows_11_21h2	< 10.0.22000.1936	cpe:2.3:o:microsoft:windows_11_21h2::::::::
microsoft	windows_11_22h2	< 10.0.22000.1702	cpe:2.3:o:microsoft:windows_11_22h2::::::::
microsoft	windows_server_2008	—	cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::
microsoft	windows_server_2008	r2	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::
microsoft	windows_server_2012	—	cpe:2.3:o:microsoft:windows_server_2012:-:::::::*
microsoft	windows_server_2012	r2	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
microsoft	windows_server_2016	—	cpe:2.3:o:microsoft:windows_server_2016:-:::::::*
microsoft	windows_server_2022	—	cpe:2.3:o:microsoft:windows_server_2022:-:::::::*

References for CVE-2023-29325

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29325	Patch Vendor Advisory

URL

CVE-2023-29325 | Windows OLE Remote Code Execution Vulnerability

Exploit prediction scoring system (EPSS) score for CVE-2023-29325

Common vulnerability scoring system (CVSS) metrics for CVE-2023-29325

Weakness enumeration for CVE-2023-29325

Affected software / configurations for CVE-2023-29325

References for CVE-2023-29325