The sr_freecap (aka freeCap CAPTCHA) extension 2.4.5 and below and 2.5.2 and below for TYPO3 fails to sanitize user input, which allows execution of arbitrary Extbase actions, resulting in Remote Code Execution
Published Oct 16, 2019
9.8
CRITICALCVSS 3.1
EPSS 2.43%
Description
The sr_freecap (aka freeCap CAPTCHA) extension 2.4.5 and below and 2.5.2 and below for TYPO3 fails to sanitize user input, which allows execution of arbitrary Extbase actions, resulting in Remote Code Execution.
Affected products
No data.
- ≥ 2.4.0 · ≤ 2.4.5
- ≥ 2.5.0 · ≤ 2.5.2
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/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 1, 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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.43% (0.02427) | 83.64th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.43% (0.02427) | 82.03th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.48% (0.02481) | 83.89th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.07% (0.08068) | 86.62th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.48% (0.02481) | 84.21th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.50% (0.01499) | 87.04th | v3 (v2023.03.01) |
| Jul 16, 2024 | 1.50% (0.01499) | 87.03th | v3 (v2023.03.01) |
| Jun 26, 2024 | 1.19% (0.01193) | 85.22th | v3 (v2023.03.01) |
| Jul 3, 2023 | 1.19% (0.01193) | 83.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.24% (0.01240) | 83.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.98% (0.01978) | 79.27th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.98% (0.01978) | 77.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.85% (0.23850) | 95.09th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.88% (0.05885) | 81.24th | v1 |
| Jan 6, 2022 | 5.88% (0.05885) | 81.05th | v1 |
| Sep 1, 2021 | 1.37% (0.01374) | 70.79th | v1 |
| Apr 14, 2021 | 1.37% (0.01374) | 0.00th | v1 |
References (4)
- https://extensions.typo3.org/extension/sr_freecap x_refsource_MISCThird Party Advisory
- https://github.com/advisories/GHSA-598p-rv6p-g7qc Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-16699
- https://typo3.org/security/advisory/typo3-ext-sa-2019-018/ x_refsource_CONFIRMThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://extensions.typo3.org/extension/sr_freecap | x_refsource_MISCThird Party Advisory | |
| https://github.com/advisories/GHSA-598p-rv6p-g7qc | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-16699 | ||
| https://typo3.org/security/advisory/typo3-ext-sa-2019-018/ | x_refsource_CONFIRMThird Party Advisory |
Change history (0)
No recorded changes yet.