CVE-2026-8643

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-06-01. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

pip would treat console_scripts and gui_scripts as paths instead of file names without sanitizing the resolved absolute path to the installation directory, leading to entry points being installed outside the installation directory.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
25%
KEV
Not listed

Published

June 1, 2026

Last Modified

September 16, 2026

Advisory Details (3)

Auto-updated Jun 15, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr.
generic

oss-security - [CVE-2026-8643] pip can extract console_scripts and gui_scripts outside installation directory

http://www.openwall.com/lists/oss-security/2026/06/01/5
generic

Mailman 3 [CVE-2026-8643] pip can extract console_scripts and gui_scripts outside installation directory - Security-announce - python.org

https://mail.python.org/archives/list/[email protected]/thread/YV63UET5D3OOJY7O4M5XCVYO2YM4NBYJ/
github_pr

Reject entry point names that escape scripts dir

Fix merged in pypa/pip PR #14000 on 2026-05-20 — awaiting tagged release

https://github.com/pypa/pip/pull/14000

Vendor Advisories for CVE-2026-8643(20)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(30)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatrhoai/odh-workbench-jupyter-trustyai-cpu-py312-rhel9:17870735932026-08-27redhat
redhatmta/mta-rhel9-operator:17864814812026-08-18redhat
redhatdiscovery/discovery-server-rhel9:17866385732026-08-13redhat
redhatansible-automation-platform-26/controller-rhel9:17857538102026-08-04redhat
redhatrhoai/odh-training-rocm62-torch25-py311-rhel9:17824758302026-07-21redhat
redhatautomation-controller-0:4.6.30-2.el9ap2026-07-20redhat
redhatansible-automation-platform-tech-preview/metrics-service-rhel9:17839691392026-07-20redhat
redhatautomation-controller-0:4.7.14-3.el9ap2026-07-20redhat
redhatansible-automation-platform-25/controller-rhel8:17840491092026-07-20redhat
redhatrhtas/model-transparency-rhel9:17824854412026-07-09redhat
redhatrhoai/odh-training-rocm64-torch29-py312-rhel9:17829911702026-07-09redhat
redhatpython3.14-pip-0:25.2-3.el9_8.52026-07-07redhat
redhatpython-pip-main-26.1.2-1.hum12026-07-07redhat
redhatpython3.14-pip-0:25.2-3.el10_2.52026-07-07redhat
redhatrhai/base-image-rocm-rhel9:17829147212026-07-02redhat
redhatrhai/base-image-rocm-7.0-rhel9:17829147062026-07-02redhat
redhatrhai/base-image-cuda-12.9-rhel9:17829149602026-07-02redhat
redhatrhai/base-image-cuda-13.0-rhel9:17829150152026-07-02redhat
redhatrhai/base-image-tpu-rhel9:17829146292026-07-02redhat
redhatrhai/base-image-spyre-rhel9:17829160202026-07-02redhat
redhatrhai/base-image-cuda-rhel9:17829151842026-07-02redhat
redhatrhai/base-image-neuron-rhel9:17829150562026-07-02redhat
redhatrhai/base-image-spyre-rhel9:17829289842026-07-02redhat
redhatrhai/base-image-rocm-rhel9:17829147512026-07-02redhat
redhatrhai/base-image-cpu-rhel9:17829147792026-07-02redhat
redhatrhai/base-image-rocm-rhel9:17829289772026-07-02redhat
redhatrhai/base-image-cpu-rhel9:17829291332026-07-02redhat
redhatrhai/base-image-rocm-6.4-rhel9:17829146442026-07-02redhat
redhatrhai/base-image-cuda-rhel9:17829290692026-07-02redhat
redhatpython-pip-main-26.1.1-3.1.hum12026-07-02redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
python-pip20.3.4-4 ... 26.1.2+dfsg-1 (37 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
python-pip23.0.1+dfsg-1 ... 26.1.2+dfsg-1 (22 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
python-pip25.1.1+dfsg-1 ... 26.1.2+dfsg-1 (7 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
python-pip25.1.1+dfsg-1 ... 26.1.1+dfsg-1 (6 versions)26.1.2+dfsg-1—
PyPI(1)
PackageVulnerable rangeFixed inDependents
pip0.2 ... 9.0.3 (156 versions)26.1.2—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(18)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 16× in last 7d / 57× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 237 total refreshes for this CVE.

  1. 2026-09-18 19:28 UTCEPSS rescore
  2. 2026-09-17 19:32 UTCEPSS rescore
  3. 2026-09-16 14:09 UTCEPSS rescore
  4. 2026-09-16 13:43 UTCVendor advisory
  5. 2026-09-16 12:21 UTCEG score recompute
  6. 2026-09-16 12:21 UTCVendor advisory
  7. 2026-09-16 05:15 UTCEPSS rescore
  8. 2026-09-15 12:13 UTCEG score recompute
  9. 2026-09-15 12:13 UTCVendor advisory
  10. 2026-09-15 03:12 UTCEPSS rescore
  11. 2026-09-14 13:38 UTCVendor advisory
  12. 2026-09-14 12:34 UTCVendor advisory
  13. 2026-09-14 06:07 UTCEG score recompute
  14. 2026-09-14 06:07 UTCVendor advisory
  15. 2026-09-13 16:48 UTCEPSS rescore
  16. 2026-09-12 15:02 UTCEPSS rescore
  17. 2026-09-11 14:53 UTCEPSS rescore
  18. 2026-09-11 12:20 UTCEG score recompute
  19. 2026-09-11 12:20 UTCVendor advisory
  20. 2026-09-11 09:38 UTCEPSS rescore
  21. 2026-09-09 13:40 UTCVendor advisory
  22. 2026-09-09 12:38 UTCEG score recompute
  23. 2026-09-09 12:38 UTCVendor advisory
  24. 2026-09-08 22:01 UTCEPSS rescore
  25. 2026-09-07 13:49 UTCVendor advisory
Show 75 more
  1. 2026-09-07 12:35 UTCEG score recompute
  2. 2026-09-07 12:35 UTCVendor advisory
  3. 2026-09-06 13:48 UTCEPSS rescore
  4. 2026-09-05 15:31 UTCEPSS rescore
  5. 2026-09-04 05:07 UTCEPSS rescore
  6. 2026-09-02 14:12 UTCEPSS rescore
  7. 2026-09-01 13:54 UTCEPSS rescore
  8. 2026-09-01 12:20 UTCEG score recompute
  9. 2026-09-01 12:20 UTCVendor advisory
  10. 2026-09-01 04:40 UTCEPSS rescore
  11. 2026-08-30 19:18 UTCEPSS rescore
  12. 2026-08-30 01:22 UTCEPSS rescore
  13. 2026-08-28 21:42 UTCEPSS rescore
  14. 2026-08-28 16:46 UTCVendor advisory
  15. 2026-08-28 15:59 UTCEG score recompute
  16. 2026-08-28 15:59 UTCVendor advisory
  17. 2026-08-27 14:25 UTCEPSS rescore
  18. 2026-08-26 14:47 UTCEPSS rescore
  19. 2026-08-25 13:49 UTCEPSS rescore
  20. 2026-08-24 14:18 UTCEPSS rescore
  21. 2026-08-24 13:29 UTCVendor advisory
  22. 2026-08-24 12:22 UTCEG score recompute
  23. 2026-08-24 12:22 UTCVendor advisory
  24. 2026-08-23 13:53 UTCEG score recompute
  25. 2026-08-23 13:53 UTCVendor advisory
  26. 2026-08-23 00:19 UTCEPSS rescore
  27. 2026-08-21 23:49 UTCEPSS rescore
  28. 2026-08-21 20:18 UTCEG score recompute
  29. 2026-08-21 20:18 UTCVendor advisory
  30. 2026-08-20 22:56 UTCEPSS rescore
  31. 2026-08-20 17:30 UTCEG score recompute
  32. 2026-08-20 17:30 UTCVendor advisory
  33. 2026-08-19 17:04 UTCEPSS rescore
  34. 2026-08-19 12:26 UTCVendor advisory
  35. 2026-08-19 12:10 UTCEG score recompute
  36. 2026-08-19 12:10 UTCVendor advisory
  37. 2026-08-18 13:49 UTCEPSS rescore
  38. 2026-08-18 13:49 UTCEPSS rescore
  39. 2026-08-18 12:39 UTCVendor advisory
  40. 2026-08-18 12:16 UTCEG score recompute
  41. 2026-08-18 12:16 UTCVendor advisory
  42. 2026-08-17 13:47 UTCEPSS rescore
  43. 2026-08-17 12:26 UTCVendor advisory
  44. 2026-08-17 12:12 UTCVendor advisory
  45. 2026-08-16 17:05 UTCEG score recompute
  46. 2026-08-16 17:05 UTCVendor advisory
  47. 2026-08-16 14:56 UTCEPSS rescore
  48. 2026-08-16 14:56 UTCEPSS rescore
  49. 2026-08-16 02:15 UTCEPSS rescore
  50. 2026-08-15 15:23 UTCEG score recompute
  51. 2026-08-15 15:23 UTCVendor advisory
  52. 2026-08-15 01:31 UTCEPSS rescore
  53. 2026-08-14 13:27 UTCVendor advisory
  54. 2026-08-14 12:29 UTCEG score recompute
  55. 2026-08-14 12:29 UTCVendor advisory
  56. 2026-08-13 22:00 UTCEPSS rescore
  57. 2026-08-13 12:27 UTCEG score recompute
  58. 2026-08-13 12:27 UTCVendor advisory
  59. 2026-08-12 13:51 UTCEPSS rescore
  60. 2026-08-12 12:37 UTCVendor advisory
  61. 2026-08-12 12:12 UTCVendor advisory
  62. 2026-08-11 14:17 UTCEG score recompute
  63. 2026-08-11 14:17 UTCVendor advisory
  64. 2026-08-11 13:43 UTCEPSS rescore
  65. 2026-08-11 00:00 UTCEPSS rescore
  66. 2026-08-10 12:26 UTCVendor advisory
  67. 2026-08-09 20:23 UTCEG score recompute
  68. 2026-08-09 20:23 UTCVendor advisory
  69. 2026-08-09 13:47 UTCEPSS rescore
  70. 2026-08-08 18:43 UTCEG score recompute
  71. 2026-08-08 18:43 UTCVendor advisory
  72. 2026-08-08 16:37 UTCEPSS rescore
  73. 2026-08-07 17:02 UTCEG score recompute
  74. 2026-08-07 17:02 UTCVendor advisory
  75. 2026-08-07 16:30 UTCEPSS rescore

Frequently asked(5)

What is CVE-2026-8643?
CVE-2026-8643 is a medium vulnerability published on June 1, 2026. pip would treat consolescripts and guiscripts as paths instead of file names without sanitizing the resolved absolute path to the installation directory, leading to entry points being installed outside the installation directory.
When was CVE-2026-8643 disclosed?
CVE-2026-8643 was first published in the National Vulnerability Database on June 1, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8643 actively exploited?
CVE-2026-8643 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 74.8% of all scored CVEs.
What is the CVSS score of CVE-2026-8643?
CVE-2026-8643 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-8643?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8643, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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