CVE-2026-82554

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-08-30. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 5 sources updated this week
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: None knownExposed: 0

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

A flaw has been found in SourceCodester Queue Management System 1.0. This affects an unknown part of the file /api/add_customer.php. This manipulation of the argument Name causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been published and may be used.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
19%
KEV
Not listed

Published

August 30, 2026

Last Modified

August 31, 2026

Advisory Details (2)

Auto-updated Aug 30, 2026
No patch confirmed yet.
generic

Free Source Code Projects and Tutorials - sourcecodester.com

https://www.sourcecodester.com/
generic

GitHub - Jack-MRJ/Queue-Management-System-Vulnerability-Report · GitHub

https://github.com/Jack-MRJ/Queue-Management-System-Vulnerability-Report

Vendor Advisories for CVE-2026-82554(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 16× in last 7d / 16× 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. 2026-09-01 18:58 UTCEG score recompute
  2. 2026-09-01 18:58 UTCGHSA enrichment
  3. 2026-09-01 13:54 UTCEPSS rescore
  4. 2026-09-01 04:40 UTCEPSS rescore
  5. 2026-09-01 04:40 UTCEPSS rescore
  6. 2026-08-31 21:08 UTCGHSA enrichment
  7. 2026-08-31 17:24 UTCEG score recompute
  8. 2026-08-31 17:24 UTCGHSA enrichment
  9. 2026-08-31 17:20 UTCNVD updateCVSS v4 → 2.1
  10. 2026-08-31 16:32 UTCEG score recompute
  11. 2026-08-31 16:32 UTCGHSA enrichment
  12. 2026-08-31 16:29 UTCMITRE cvelistV5CVSS v4 → 5.3
  13. 2026-08-30 18:27 UTCEG score recompute
  14. 2026-08-30 18:27 UTCNVD updateCVSS v4 → 2.1
  15. 2026-08-30 17:20 UTCEG score recompute
  16. 2026-08-30 17:19 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-82554?
CVE-2026-82554 is a medium vulnerability published on August 30, 2026. A flaw has been found in SourceCodester Queue Management System 1.0. This affects an unknown part of the file /api/add_customer.php. This manipulation of the argument Name causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been published and may be used.
When was CVE-2026-82554 disclosed?
CVE-2026-82554 was first published in the National Vulnerability Database on August 30, 2026, with the most recent update on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82554 actively exploited?
CVE-2026-82554 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 80.7% of all scored CVEs.
What is the CVSS score of CVE-2026-82554?
CVE-2026-82554 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-82554?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82554, 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

Explore the affected products and dependency analysis for CVE-2026-82554

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