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
49%
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 7× in last 7d / 38× 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 234 total refreshes for this CVE.

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

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 51.2% 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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