CVE-2026-5255

MEDIUMNVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory published 2026-04-01. NVD baseline CVSS 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 0

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

A vulnerability was detected in code-projects Simple Laundry System 1.0. This affects an unknown part of the file /delstaffinfo.php of the component Parameter Handler. The manipulation of the argument userid results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used.

CVSS v3
4.3
EG Score
4.3(medium)
EPSS
18.8%
KEV
Not listed

Published

April 1, 2026

Last Modified

April 29, 2026

References (5)

Weakness Classification(2)

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

Data Freshness Timeline

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-5255?
CVE-2026-5255 is a medium vulnerability published on April 1, 2026. A vulnerability was detected in code-projects Simple Laundry System 1.0. This affects an unknown part of the file /delstaffinfo.php of the component Parameter Handler. The manipulation of the argument userid results in cross site scripting. The attack may be launched remotely. The exploit is now…
When was CVE-2026-5255 disclosed?
CVE-2026-5255 was first published in the National Vulnerability Database on April 1, 2026, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-5255 actively exploited?
CVE-2026-5255 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 18.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-5255?
CVE-2026-5255 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-5255?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-5255, 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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