CVE-2026-86668

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-09-08. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 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%CVSS: 4.3Exploit: Elevated riskExposed: 0

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

A security vulnerability has been detected in aircheng-org iWebShop-5 up to 5.15. The impacted element is the function uploadFile of the file controllers/pic.php. Such manipulation of the argument outerSrc/selectPhoto leads to cross site scripting. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
50(Attend)
EG Risk 50/100SSVC: 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
Severity43% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
38%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 11, 2026

Advisory Details (2)

Auto-updated Sep 8, 2026
No patch confirmed yet.
generic

GitHub - aircheng-org/iWebShop-5: iWebShop是一款基于PHP语言及MYSQL数据库开发的B2B2C多用户商城系统，支持自营和多商家入驻、集成微信商城、手机商城、移动端APP商城、三级分销、电商直播、微信小程序，它可以承载大数据量且性能优良，代码支持二次开发是电商建站首选。 · GitHub

https://github.com/aircheng-org/iWebShop-5/
generic

Unauthenticated reflected XSS in `pic/uploadFile` via `outerSrc` / `selectPhoto` · Issue #4 · aircheng-org/iWebShop-5 · GitHub

https://github.com/aircheng-org/iWebShop-5/issues/4

Vendor Advisories for CVE-2026-86668(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 18× in last 7d / 52× 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.

  1. 2026-09-25 01:45 UTCEG score recompute
  2. 2026-09-25 01:45 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-23 23:24 UTCEG score recompute
  5. 2026-09-23 23:24 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-22 20:50 UTCEG score recompute
  8. 2026-09-22 20:50 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-21 21:09 UTCEPSS rescore
  11. 2026-09-21 18:29 UTCEG score recompute
  12. 2026-09-21 18:29 UTCGHSA enrichment
  13. 2026-09-20 20:16 UTCEPSS rescore
  14. 2026-09-20 16:09 UTCEG score recompute
  15. 2026-09-20 16:09 UTCGHSA enrichment
  16. 2026-09-19 13:46 UTCEG score recompute
  17. 2026-09-19 13:46 UTCGHSA enrichment
  18. 2026-09-18 19:28 UTCEPSS rescore
  19. 2026-09-18 11:26 UTCEG score recompute
  20. 2026-09-18 11:26 UTCGHSA enrichment
  21. 2026-09-17 19:32 UTCEPSS rescore
  22. 2026-09-17 09:06 UTCEG score recompute
  23. 2026-09-17 09:06 UTCGHSA enrichment
  24. 2026-09-16 14:09 UTCEPSS rescore
  25. 2026-09-16 06:46 UTCEG score recompute
Show 27 more
  1. 2026-09-16 06:46 UTCGHSA enrichment
  2. 2026-09-16 05:15 UTCEPSS rescore
  3. 2026-09-15 04:26 UTCEG score recompute
  4. 2026-09-15 04:25 UTCGHSA enrichment
  5. 2026-09-15 03:12 UTCEPSS rescore
  6. 2026-09-15 03:12 UTCEPSS rescore
  7. 2026-09-14 02:04 UTCEG score recompute
  8. 2026-09-14 02:04 UTCGHSA enrichment
  9. 2026-09-12 23:44 UTCEG score recompute
  10. 2026-09-12 23:44 UTCGHSA enrichment
  11. 2026-09-11 21:23 UTCEG score recompute
  12. 2026-09-11 21:23 UTCGHSA enrichment
  13. 2026-09-11 21:20 UTCNVD updateCVSS v4 → 2.1
  14. 2026-09-11 20:47 UTCEG score recompute
  15. 2026-09-11 20:47 UTCGHSA enrichment
  16. 2026-09-11 20:43 UTCMITRE cvelistV5CVSS v4 → 5.3
  17. 2026-09-11 14:53 UTCEPSS rescore
  18. 2026-09-11 14:53 UTCEPSS rescore
  19. 2026-09-11 01:26 UTCEG score recompute
  20. 2026-09-11 01:26 UTCGHSA enrichment
  21. 2026-09-09 23:05 UTCGHSA enrichment
  22. 2026-09-08 19:48 UTCEG score recompute
  23. 2026-09-08 19:48 UTCGHSA enrichment
  24. 2026-09-08 18:13 UTCEG score recompute
  25. 2026-09-08 17:28 UTCNVD updateCVSS v4 → 2.1
  26. 2026-09-08 16:55 UTCEG score recompute
  27. 2026-09-08 16:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-86668?
CVE-2026-86668 is a medium vulnerability published on September 8, 2026. A security vulnerability has been detected in aircheng-org iWebShop-5 up to 5.15. The impacted element is the function uploadFile of the file controllers/pic.php. Such manipulation of the argument outerSrc/selectPhoto leads to cross site scripting. The attack may be performed from remote. The…
When was CVE-2026-86668 disclosed?
CVE-2026-86668 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-86668 actively exploited?
CVE-2026-86668 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 62.0% of all scored CVEs.
What is the CVSS score of CVE-2026-86668?
CVE-2026-86668 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-86668?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-86668, 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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