CVE-2018-25349

MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

Score 6.1 from GitHub Security Advisory published 2026-05-26. NVD baseline CVSS 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
6.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.1Exploit: Elevated riskExposed: 0

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

userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators visit the audit log page.

CVSS v3
6.1
EG Score
6.1(medium)
EG Risk
43(Track)
EG Risk 43/100SSVC: 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
Severity61% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

May 23, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 16, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

userSpice 4.3.24 Cross-Site Scripting via X-Forwarded-For Header | Advisories | VulnCheck

https://www.vulncheck.com/advisories/userspice-cross-site-scripting-via-x-forwarded-for-header
generic🟡 PoC Available

userSpice 4.3.24 - 'X-Forwarded-For' Cross-Site Scripting - PHP webapps Exploit

https://www.exploit-db.com/exploits/44871

Vendor Advisories for CVE-2018-25349(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 4× in last 7d / 22× 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 205 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2018-25349?
CVE-2018-25349 is a medium vulnerability published on May 23, 2026. userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators…
When was CVE-2018-25349 disclosed?
CVE-2018-25349 was first published in the National Vulnerability Database on May 23, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-25349 actively exploited?
CVE-2018-25349 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 96.2% of all scored CVEs.
What is the CVSS score of CVE-2018-25349?
CVE-2018-25349 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2018-25349?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-25349, 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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