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 / 90× 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 180 total refreshes for this CVE.

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

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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