CVE-2017-20248

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

Apptha Slider Gallery 1.0 contains a path traversal vulnerability that allows unauthenticated attackers to download arbitrary files by manipulating the imgname parameter. Attackers can send requests to asgallDownload.php with directory traversal sequences ../ to access sensitive files outside the intended directory.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
47%
KEV
Not listed

Published

June 9, 2026

Last Modified

July 21, 2026

Advisory Details (1)

Auto-updated Jun 11, 2026
No patch confirmed yet.
generic

WordPress Plugin Apptha Slider Gallery 1.0 Path Traversal File Download | Advisories | VulnCheck

https://www.vulncheck.com/advisories/wordpress-plugin-apptha-slider-gallery-path-traversal-file-download

Vendor Advisories for CVE-2017-20248(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 11× in last 7d / 67× 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 126 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2017-20248?
CVE-2017-20248 is a high vulnerability published on June 9, 2026. Apptha Slider Gallery 1.0 contains a path traversal vulnerability that allows unauthenticated attackers to download arbitrary files by manipulating the imgname parameter. Attackers can send requests to asgallDownload.php with directory traversal sequences ../ to access sensitive files outside the…
When was CVE-2017-20248 disclosed?
CVE-2017-20248 was first published in the National Vulnerability Database on June 9, 2026, with the most recent update on July 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-20248 actively exploited?
CVE-2017-20248 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 53.0% of all scored CVEs.
What is the CVSS score of CVE-2017-20248?
CVE-2017-20248 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2017-20248?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-20248, 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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