Use-after-free vulnerability in the mg_cgi_ev_handler function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution
Published Jun 10, 2019
8.8
HIGHCVSS 3.0
EPSS 2.73%
Description
Use-after-free vulnerability in the mg_cgi_ev_handler function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.
Affected products
No data.
- ≤ 6.13
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.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.73% (0.02725) | 85.56th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.73% (0.02725) | 84.08th | v5 (v2026.06.15) |
| Mar 29, 2025 | 2.25% (0.02250) | 74.25th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.35% (0.00354) | 72.26th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.35% (0.00354) | 71.19th | v3 (v2023.03.01) |
| Mar 30, 2023 | 0.35% (0.00354) | 67.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.34% (0.00339) | 66.79th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.16% (0.01156) | 61.37th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.16% (0.01156) | 60.36th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.16% (0.01156) | 58.36th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.16% (0.01156) | 34.92th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.21% (0.01213) | 29.99th | v1 |
| Jan 6, 2022 | 1.21% (0.01213) | 29.35th | v1 |
| Sep 1, 2021 | 1.21% (0.01213) | 67.30th | v1 |
| Apr 14, 2021 | 1.21% (0.01213) | 0.00th | v1 |
References (1)
- https://github.com/insi2304/mongoose-6.13-fuzz x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/insi2304/mongoose-6.13-fuzz | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.