An issue was discovered in Bleach 2.1.x before 2.1.3
Published Mar 7, 2018
9.3
CRITICALCVSS 4.0
EPSS 2.17%
Description
An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.
Affected products
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.17% (0.02172) | 81.63th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.23% (0.02229) | 80.38th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.19% (0.00193) | 57.30th | v3 (v2023.03.01) |
| May 24, 2024 | 0.19% (0.00193) | 56.79th | v3 (v2023.03.01) |
| May 10, 2024 | 0.18% (0.00183) | 55.28th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.16% (0.00158) | 51.64th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.15% (0.00151) | 50.29th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.13% (0.00132) | 47.08th | v3 (v2023.03.01) |
| Jul 29, 2023 | 0.32% (0.00316) | 66.37th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.40% (0.00395) | 69.80th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.56% (0.00557) | 74.18th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.58th | v1 |
| Jan 6, 2022 | 0.83% (0.00833) | 23.96th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 57.50th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
References (6)
- https://bugs.debian.org/892252 x_refsource_MISCThird Party Advisory
- https://github.com/advisories/GHSA-m9mq-p2f9-cfqv Advisory
- https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef x_refsource_MISCPatchThird Party Advisory
- https://github.com/mozilla/bleach/releases/tag/v2.1.3 x_refsource_MISCThird Party Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/bleach/PYSEC-2018-51.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2018-7753
| Link | Providers | Tags |
|---|---|---|
| https://bugs.debian.org/892252 | x_refsource_MISCThird Party Advisory | |
| https://github.com/advisories/GHSA-m9mq-p2f9-cfqv | Advisory | |
| https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef | x_refsource_MISCPatchThird Party Advisory | |
| https://github.com/mozilla/bleach/releases/tag/v2.1.3 | x_refsource_MISCThird Party Advisory | |
| https://github.com/pypa/advisory-database/tree/main/vulns/bleach/PYSEC-2018-51.yaml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2018-7753 |
Change history (0)
No recorded changes yet.