HIGH
Yarn before 1.17.3 is vulnerable to Missing Encryption of Sensitive Data due to HTTP URLs in lockfile causing unencrypted authentication data to be sent over the network
Published Jul 30, 2019
8.1
HIGHCVSS 3.1
EPSS 0.67%
Description
Yarn before 1.17.3 is vulnerable to Missing Encryption of Sensitive Data due to HTTP URLs in lockfile causing unencrypted authentication data to be sent over the network.
Affected products
-
- Version Fixed in 1.17.3StatusaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
yarn
npm
Introduced 0 Fixed 1.17.3
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | yarn | 0 | 1.17.3 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.1 HIGH NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
8.1 HIGH GHSA
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.67% 0.00668
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.00668
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.67% (0.00668) | 50.14th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.67% (0.00668) | 50.45th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.59% (0.00586) | 78.37th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.59% (0.00586) | 77.50th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.59% (0.00586) | 74.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.49% (0.12492) | 89.83th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.63% (0.03630) | 71.73th | v1 |
| Jan 6, 2022 | 3.63% (0.03630) | 71.48th | v1 |
| Jan 5, 2022 | 0.83% (0.00833) | 58.90th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
Weaknesses (2)
References (5)
- https://github.com/ChALkeR/notes/blob/master/Yarn-vuln.md x_refsource_MISCExploitThird Party Advisory
- https://github.com/advisories/GHSA-wqfc-cr59-h64p Advisory
- https://hackerone.com/reports/640904 x_refsource_MISCPermissions RequiredThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-5448
- https://yarnpkg.com/blog/2019/07/12/recommended-security-update/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/ChALkeR/notes/blob/master/Yarn-vuln.md | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/advisories/GHSA-wqfc-cr59-h64p | Advisory | |
| https://hackerone.com/reports/640904 | x_refsource_MISCPermissions RequiredThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-5448 | ||
| https://yarnpkg.com/blog/2019/07/12/recommended-security-update/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner hackerone
Published Jul 30, 2019
Updated Aug 4, 2024
Reserved Jan 4, 2019
Link CVE-2019-5448
CISA Vulnrichment
GHSA-WQFC-CR59-H64P Updated n/a