CVE-2026-61463

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-07-13. the CNA's CVSS baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:vulncheck, epss, ghsa
Trending — 3 sources updated this weekElevated
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Shiori contains a privilege escalation vulnerability in the account update endpoint that allows authenticated users to modify the owner field without authorization checks. Attackers can escalate to administrator by submitting a crafted PATCH request with owner: true, then re-authenticate to obtain an admin JWT token granting full system access.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
56(Track*)
EG Risk 56/100SSVC: 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
Severity88% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
1%
EPSS %ILE
42%
KEV
Not listed

Published

July 13, 2026

Last Modified

July 20, 2026

Advisory Details (4)

Auto-updated Jul 13, 2026
Upstream fix merged — awaiting tagged release. Sources: github_commit.
generic

Shiori Authenticated Privilege Escalation via PATCH /api/v1/auth/account | Advisories | VulnCheck

https://www.vulncheck.com/advisories/shiori-authenticated-privilege-escalation-via-patch-api-v1-auth-account
github_commit

commit 6c8a7dbc11b1 (go-shiori/shiori)

Fix landed in go-shiori/shiori commit 6c8a7dbc11b1 — awaiting tagged release

https://github.com/go-shiori/shiori/commit/6c8a7dbc11b131609bfda736b14d61c51f9027b2
generic

GitHub - go-shiori/shiori: Simple bookmark manager built with Go · GitHub

https://github.com/go-shiori/shiori
generic

Authenticated User Can Self-Escalate to Administrator via PATCH /api/v1/auth/account · Issue #1196 · go-shiori/shiori · GitHub

https://github.com/go-shiori/shiori/issues/1196

Vendor Advisories for CVE-2026-61463(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 19× in last 7d / 106× 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 155 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-61463?
CVE-2026-61463 is a high vulnerability published on July 13, 2026. Shiori contains a privilege escalation vulnerability in the account update endpoint that allows authenticated users to modify the owner field without authorization checks. Attackers can escalate to administrator by submitting a crafted PATCH request with owner: true, then re-authenticate to obtain…
When was CVE-2026-61463 disclosed?
CVE-2026-61463 was first published in the National Vulnerability Database on July 13, 2026, with the most recent update on July 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-61463 actively exploited?
CVE-2026-61463 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 57.8% of all scored CVEs.
What is the CVSS score of CVE-2026-61463?
CVE-2026-61463 has a CVSS v4.0 base score of 8.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-61463?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-61463, 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.

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