CVE-2026-55748

MEDIUMPre-NVD 6.06.0—
EchelonGraph scoreMEDIUM confidence

Score 6.0 from GitHub Security Advisory published 2026-06-17. a secondary CVSS source baseline 6.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.0EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.0Exploit: None knownExposed: 0

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

OpenStack Horizon before 25.7.4 produces scripts for OpenStack RC file downloading that may have a crafted project name with shell metacharacters. NOTE: some parties consider this a security hardening opportunity to address certain types of user error, not a vulnerability.

CVSS v3
6.0
EG Score
6.0(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity60% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
12%
KEV
Not listed

Published

June 17, 2026

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Jun 18, 2026
No patch confirmed yet.
generic

OSSN/OSSN-0097 - OpenStack

https://wiki.openstack.org/wiki/OSSN/OSSN-0097
generic

Bug #2152240 “[OSSN-0097] Horizon RC file generation does not es...” : Bugs : OpenStack Dashboard (Horizon)

https://launchpad.net/bugs/2152240

Vendor Advisories for CVE-2026-55748(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 / EcosystemFixed in / PatchReleasedSource
piphorizon—ghsa

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

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
horizon3:18.6.2-5 ... 3:25.7.3-2 (62 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
horizon3:23.0.0-5, 3:23.0.0-5+deb12u13:23.0.0-5+deb12u2—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
horizon3:25.3.0-33:25.3.0-3+deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
horizon3:25.3.0-3 ... 3:25.7.3-1 (12 versions)3:25.7.3-2—
PyPI(1)
PackageVulnerable rangeFixed inDependents
horizon12.0.2 ... 25.7.3 (106 versions)——

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 76× 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 173 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-55748?
CVE-2026-55748 is a medium vulnerability published on June 17, 2026. OpenStack Horizon before 25.7.4 produces scripts for OpenStack RC file downloading that may have a crafted project name with shell metacharacters. NOTE: some parties consider this a security hardening opportunity to address certain types of user error, not a vulnerability.
When was CVE-2026-55748 disclosed?
CVE-2026-55748 was first published in the National Vulnerability Database on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-55748 actively exploited?
CVE-2026-55748 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 87.9% of all scored CVEs.
What is the CVSS score of CVE-2026-55748?
CVE-2026-55748 has a CVSS v3 base score of 6.0 (NVD).
How do I remediate CVE-2026-55748?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-55748, 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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