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CVE-2020-7596

Improper Neutralization of Special Elements in Output Used by a Downstream Component in Codecov

8.8 HighFix available

Codecov npm module before 3.6.2 allows remote attackers to execute arbitrary commands via the "gcov-args" argument.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.86%Up 0.9 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Codecov npm module before 3.6.2 allows remote attackers to execute arbitrary commands via the "gcov-args" argument.

Record
CVE-2020-7596
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness
CWE-78
Updated
2026-11-02
CVE List No score

Codecov npm module before 3.6.2 allows remote attackers to execute arbitrary commands via the "gcov-args" argument.

Record
CVE-2020-7596
Updated
2026-11-02
EUVDEUVD-2022-4566 No score

Codecov npm module before 3.6.2 allows remote attackers to execute arbitrary commands via the "gcov-args" argument.

Record
EUVD-2022-4566
Updated
2026-11-03
GitHub AdvisoriesGHSA-mh2h-6j8q-x246 8.8

Improper Neutralization of Special Elements in Output Used by a Downstream Component in Codecov

Codecov npm module before 3.6.2 allows remote attackers to execute arbitrary commands via the "gcov-args" argument.

Record
GHSA-mh2h-6j8q-x246
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-74
Updated
2026-11-02
OSVGHSA-mh2h-6j8q-x246 8.8

Improper Neutralization of Special Elements in Output Used by a Downstream Component in Codecov

Codecov npm module before 3.6.2 allows remote attackers to execute arbitrary commands via the "gcov-args" argument.

Record
GHSA-mh2h-6j8q-x246
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-74
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
codecov
npm
through 3.6.1
3.6.2
codecov
npm
before 3.6.2
3.6.2

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-7596 is a high vulnerability (CVSS 8.8) in Codecov Nodejs Uploader, published January 25, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.86%, the 79th percentile. Fixed in codecov 3.6.2.

References

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