CVE-2019-1000013

mediumpriority · track · 35OT risk · elevatedEPSS 0.009 · 59 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.88% (59th) EPSS

CVSS 6.8 · medium

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-28

Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.08.8highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.08.8highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · OSV

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-345USprimaryCWE-345US

affected products (3)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
hex hex core≤ 0.3.0nvdUScpe:2.3:a:hex:hex_core:*:*:*:*:*:*:*:*
Hex hex_core< 0.4.0osvUSpkg:hex/hex_core

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-q3cc-rr2c-87r6Hex authenticity of signed packages not validated2022-05-13ghsa · osvUS
Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2019-02-04modified 2026-06-17

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+1448 more

references (7)

External citations — patches, advisories, analysis.

https://github.com/hexpm/hex_core/pull/48 cnnvd
https://github.com/hexpm/hex_core/pull/51 cnnvd
https://nvd.nist.gov/vuln/detail/CVE-2019-1000013 cnnvd
https://github.com/hexpm/hex_core/pull/48 enisa_euvd
https://github.com/hexpm/hex_core/pull/51 enisa_euvd
https://github.com/hexpm/hex_core/pull/48PatchThird Party Advisorynvd
https://github.com/hexpm/hex_core/pull/51PatchThird Party Advisorynvd

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