CVE-2026-74248

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory published 2026-08-14. A secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 4.3Exploit: Elevated riskExposed services: Not assessed

A fix is available — apply it.

OpenStack Octavia through 18.0.0 mishandles quality of service (QoS) policy authorization. By associating another project's QoS policy with an amphora, an authenticated user may prevent deletion of that policy. All Octavia deployments are affected.

CVSS v3
4.3
EG Score
4.3MEDIUMmedium confidence
EG Risk
35
EG Risk 35/100CISA SSVC

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
Severity43% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.3%
EPSS %ILE
23rd
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 14, 2026

Last Modified

September 9, 2026

Advisory Details (2)

Auto-updated Aug 14, 2026
Patch available.
generic

oss-security - [OSSA-2026-035] OpenStack Octavia: Unauthorized QoS policy deletion lock (CVE pending)

https://www.openwall.com/lists/oss-security/2026/08/13/12
generic

Bug #2161500 “[OSSA-2026-035] Unauthorized QoS policy deletion l...” : Bugs : octavia

https://bugs.launchpad.net/octavia/+bug/2161500

Vendor Advisories for CVE-2026-74248(1)

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 / EcosystemFix (by version range) / PatchReleasedSource
ubuntupython3-octavia (1:18.0.0-0ubuntu2.1) @ resolute2026-10-04ubuntu

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

(3 across 3 ecosystems)
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
octavia11.0.0-2 ... 19.0.0~rc1-2 (44 versions)
  • every version on: no fix on record
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
octavia16.0.0-2 ... 19.0.0~rc1-2 (20 versions)
  • every version on: no fix on record
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
octavia16.0.0-2 ... 18.0.0~rc1-2 (15 versions)
  • every version up to 18.0.0-3: fixed in 18.0.0-3
—

Weakness Classification(1)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 15× in last 7d / 75× 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 143 total refreshes for this CVE.

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

Related CVEs(same product + same vendor + same CWE)

Same product

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Debian:12:octavia

Frequently asked(5)

What is CVE-2026-74248?
CVE-2026-74248 is a medium vulnerability published on August 14, 2026. OpenStack Octavia through 18.0.0 mishandles quality of service (QoS) policy authorization. By associating another project's QoS policy with an amphora, an authenticated user may prevent deletion of that policy. All Octavia deployments are affected.
When was CVE-2026-74248 disclosed?
CVE-2026-74248 was first published on August 14, 2026, with the most recent update on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-74248 actively exploited?
CVE-2026-74248 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (23rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-74248?
CVE-2026-74248 has a CVSS base score of 4.3 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-74248?
A fix for CVE-2026-74248 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-74248 are linked in the Vendor Advisories panel on this page.

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