CVE-2026-59677

MEDIUMPre-NVD 6.86.8—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.8 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.1%, top 96% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
Trending — 4 sources updated this week
6.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.8Exploit: None knownExposed: 0

A fix is available — apply it.

A Missing Authorization vulnerability in selinux policycoreutils seunshares allows a user that is running in unconfined context to kill e.g. root-owned processes running also in unconfined context

This issue affects policycoreutils through 3.10.

CVSS v3
6.8
EG Score
6.8(medium)
EG Risk
31(Track)
EG Risk 31/100SSVC: 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
Severity68% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

July 23, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jul 23, 2026
No patch confirmed yet.
generic

SELinux Userspace Utilities: Local Denial-of-Service Attack Vectors in seunshare in release 3.10 | SUSE Security Team Blog

https://security.opensuse.org/2026/07/15/selinux-seunshare.html
generic

1268256 – (CVE-2026-59676, CVE-2026-59677) AUDIT-TRACKER: CVE-2026-59676, CVE-2026-59677: policycoreutils: setuid for seunshare

https://bugzilla.suse.com/show_bug.cgi?id=1268256

Vendor Advisories for CVE-2026-59677(3)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatpolicycoreutils-main-3.11-2.1.hum12026-07-23redhat

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

(8 across 4 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
policycoreutils—2.7-1—
selinux-python3.1-1 ... 3.9-2 (16 versions)——
Debian:12(2)
PackageVulnerable rangeFixed inDependents
policycoreutils—2.7-1—
selinux-python3.10-1 ... 3.9-2 (14 versions)——
Debian:13(2)
PackageVulnerable rangeFixed inDependents
policycoreutils—2.7-1—
selinux-python—3.7-1—
Debian:14(2)
PackageVulnerable rangeFixed inDependents
policycoreutils—2.7-1—
selinux-python—3.7-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 20× in last 7d / 88× 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 193 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-59677?
CVE-2026-59677 is a medium vulnerability published on July 23, 2026. A Missing Authorization vulnerability in selinux policycoreutils seunshares allows a user that is running in unconfined context to kill e.g. root-owned processes running also in unconfined context This issue affects policycoreutils through 3.10.
When was CVE-2026-59677 disclosed?
CVE-2026-59677 was first published in the National Vulnerability Database on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-59677 actively exploited?
CVE-2026-59677 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 96.3% of all scored CVEs.
What is the CVSS score of CVE-2026-59677?
CVE-2026-59677 has a CVSS v3 base score of 6.8 (NVD).
How do I remediate CVE-2026-59677?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-59677, 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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