CVE-2026-35266

HIGHPre-NVD 7.97.9—
EchelonGraph scoreMEDIUM confidence

Score 7.9 from GitHub Security Advisory (severity: HIGH) published 2026-05-28. a secondary CVSS source baseline 7.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
7.9EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.9Exploit: None knownExposed: 0

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

Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle REST Data Services. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle REST Data Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle REST Data Services accessible data as well as unauthorized access to critical data or complete access to all Oracle REST Data Services accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle REST Data Services. CVSS 3.1 Base Score 7.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L).

CVSS v3
7.9
EG Score
7.9(medium)
EG Risk
36(Track)
EG Risk 36/100SSVC: 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
Severity79% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

May 28, 2026

Last Modified

June 3, 2026

References (1)

Vendor Advisories for CVE-2026-35266(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 63× 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 223 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-35266?
CVE-2026-35266 is a high vulnerability published on May 28, 2026. Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle REST Data Services. Successful attacks require human interaction…
When was CVE-2026-35266 disclosed?
CVE-2026-35266 was first published in the National Vulnerability Database on May 28, 2026, with the most recent update on June 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-35266 actively exploited?
CVE-2026-35266 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 98.3% of all scored CVEs.
What is the CVSS score of CVE-2026-35266?
CVE-2026-35266 has a CVSS v3 base score of 7.9 (NVD).
How do I remediate CVE-2026-35266?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-35266, 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

Explore the affected products and dependency analysis for CVE-2026-35266

Explore →

Is Your Infrastructure Affected by CVE-2026-35266?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs