CVE-2019-5448
Missing Encryption of Sensitive Data in yarn
CVE-2019-5448 is a high vulnerability (CVSS 8.1) in Yarn, published July 30, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.67%, the 51st percentile. Fixed in yarn 1.17.3.
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2019-5448- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2019-5448- Weakness
- CWE-311
- Updated
- 2026-11-02
EUVDEUVD-2019-0608 No score
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.
- Record
EUVD-2019-0608- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wqfc-cr59-h64p
Missing Encryption of Sensitive Data in yarn
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.
- Record
GHSA-wqfc-cr59-h64p- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2019-5448- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2019-5448
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.
- Record
DEBIAN-CVE-2019-5448- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-wqfc-cr59-h64p
Missing Encryption of Sensitive Data in yarn
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.
- Record
GHSA-wqfc-cr59-h64p- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-5448
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.
- Record
UBUNTU-CVE-2019-5448- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVCLSA-2026-1786378841 No score
TuxCare security update for yarn (5 CVEs)
TuxCare rebuilt yarn to address 5 CVEs. Fixed in 1.15.2-tuxcare.1.
- Record
CLSA-2026-1786378841- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
yarnnpm |
before 1.17.3 | 1.17.3 |
yarnTuxCare:npm |
1.15.2-tuxcare.0 up to 1.15.2-tuxcare.1, plus listed versions 1.15.2 |
1.15.2-tuxcare.1 |
node-yarnpkgDebian:12 |
before 1.13.0-3 | 1.13.0-3 |
node-yarnpkgDebian:13 |
before 1.13.0-3 | 1.13.0-3 |
node-yarnpkgDebian:14 |
before 1.13.0-3 | 1.13.0-3 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | affected | |
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |