HIGH KEV
Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Memory Corruption Vulnerability," as exploited in the wild in August 2015
Published Aug 19, 2015 ·Due May 4, 2022
8.8
HIGHCVSS 3.1
EPSS 51.00%
Description
Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Memory Corruption Vulnerability," as exploited in the wild in August 2015.
Affected products
No data.
Configuration 1
AND
- 7
Running on/with
OR
- n/a
- n/a
Configuration 2
AND
- 8
Running on/with
OR
- n/a
- n/a
- r2
- n/a
Configuration 3
AND
- 9
Running on/with
OR
- n/a
- n/a
- r2
- n/a
Configuration 4
AND
- 10
Running on/with
OR
- n/a
- n/a
- r2
- n/a
Configuration 5
AND
- 11
Running on/with
OR
- n/a
- n/a
- n/a
- n/a
- r2
- r2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.8 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
Listed in CISA KEV KEV
Date Added
Apr 13, 2022
Patch Due
May 4, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Feb 10, 2025 · SSVC 2.0.3
51.00% 0.51001
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.51001
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (37 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 51.00% (0.51001) | 98.90th | v5 (v2026.06.15) |
| Aug 24, 2026 | 51.13% (0.51127) | 98.84th | v5 (v2026.06.15) |
| Jul 24, 2026 | 38.70% (0.38705) | 98.42th | v5 (v2026.06.15) |
| Jun 15, 2026 | 50.85% (0.50846) | 98.78th | v5 (v2026.06.15) |
| Aug 10, 2025 | 22.56% (0.22563) | 95.60th | v4 (v2025.03.14) |
| Jun 13, 2025 | 17.80% (0.17800) | 94.78th | v4 (v2025.03.14) |
| Apr 15, 2025 | 24.87% (0.24868) | 95.77th | v4 (v2025.03.14) |
| Apr 14, 2025 | 36.70% (0.36698) | 96.84th | v4 (v2025.03.14) |
| Mar 30, 2025 | 39.04% (0.39037) | 96.98th | v4 (v2025.03.14) |
| Mar 29, 2025 | 52.72% (0.52720) | 97.02th | v4 (v2025.03.14) |
| Mar 19, 2025 | 39.04% (0.39037) | 96.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 34.87% (0.34865) | 96.65th | v4 (v2025.03.14) |
| Dec 23, 2024 | 91.43% (0.91434) | 99.14th | v3 (v2023.03.01) |
| Dec 17, 2024 | 90.37% (0.90371) | 99.07th | v3 (v2023.03.01) |
| Dec 12, 2024 | 91.99% (0.91989) | 99.07th | v3 (v2023.03.01) |
| Jul 3, 2024 | 92.93% (0.92927) | 99.06th | v3 (v2023.03.01) |
| Jun 8, 2024 | 59.44% (0.59435) | 97.76th | v3 (v2023.03.01) |
| May 15, 2024 | 37.48% (0.37481) | 97.18th | v3 (v2023.03.01) |
| May 14, 2024 | 61.53% (0.61534) | 97.79th | v3 (v2023.03.01) |
| Apr 25, 2024 | 37.48% (0.37481) | 97.15th | v3 (v2023.03.01) |
| Mar 26, 2024 | 34.95% (0.34948) | 97.01th | v3 (v2023.03.01) |
| Mar 25, 2024 | 61.79% (0.61794) | 97.74th | v3 (v2023.03.01) |
| Mar 13, 2024 | 34.95% (0.34948) | 96.99th | v3 (v2023.03.01) |
| Feb 1, 2024 | 27.90% (0.27898) | 96.41th | v3 (v2023.03.01) |
| Dec 23, 2023 | 31.06% (0.31065) | 96.54th | v3 (v2023.03.01) |
| Nov 19, 2023 | 31.26% (0.31256) | 96.53th | v3 (v2023.03.01) |
| Oct 17, 2023 | 33.61% (0.33613) | 96.55th | v3 (v2023.03.01) |
| Sep 18, 2023 | 34.84% (0.34842) | 96.58th | v3 (v2023.03.01) |
| Aug 14, 2023 | 28.45% (0.28453) | 96.26th | v3 (v2023.03.01) |
| Jul 13, 2023 | 21.42% (0.21416) | 95.78th | v3 (v2023.03.01) |
| Jun 11, 2023 | 20.11% (0.20110) | 95.61th | v3 (v2023.03.01) |
| Apr 6, 2023 | 17.27% (0.17272) | 95.24th | v3 (v2023.03.01) |
| Mar 7, 2023 | 16.07% (0.16073) | 95.05th | v3 (v2023.03.01) |
| Mar 6, 2023 | 36.44% (0.36437) | 97.86th | v2 (v2022.01.01) |
| Jan 7, 2023 | 36.44% (0.36437) | 97.82th | v2 (v2022.01.01) |
| Jun 22, 2022 | 34.72% (0.34723) | 97.66th | v2 (v2022.01.01) |
| Feb 4, 2022 | 33.18% (0.33181) | 96.56th | v2 (v2022.01.01) |
Weaknesses (1)
References (7)
- http://twitter.com/Laughing_Mantis/statuses/633839231840841728 x_refsource_MISCExploit
- http://twitter.com/Laughing_Mantis/statuses/633839771865886721 x_refsource_MISCPress/Media Coverage
- http://www.securityfocus.com/bid/76403 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1033317 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityweek.com/microsoft-issues-emergency-patch-critical-ie-flaw-exploited-wild x_refsource_MISCPress/Media Coverage
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-093 vendor-advisoryx_refsource_MSPatchVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2502 government-resourceUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://twitter.com/Laughing_Mantis/statuses/633839231840841728 | x_refsource_MISCExploit | |
| http://twitter.com/Laughing_Mantis/statuses/633839771865886721 | x_refsource_MISCPress/Media Coverage | |
| http://www.securityfocus.com/bid/76403 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1033317 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securityweek.com/microsoft-issues-emergency-patch-critical-ie-flaw-exploited-wild | x_refsource_MISCPress/Media Coverage | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-093 | vendor-advisoryx_refsource_MSPatchVendor Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2502 | government-resourceUS Government Resource |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Aug 19, 2015
Updated Oct 21, 2025
Reserved Mar 19, 2015
Link CVE-2015-2502
CISA Vulnrichment
Updated Feb 10, 2025