CVE-2018-1000553

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: None knownExposed: 0

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

Trovebox version <= 4.0.0-rc6 contains a Server-Side request forgery vulnerability in webhook component that can result in read or update internal resources. This attack appear to be exploitable via HTTP request. This vulnerability appears to have been fixed in after commit 742b8ed.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
45(Track)
EG Risk 45/100SSVC: 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
Severity88% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
62%
KEV
Not listed

Published

June 26, 2018

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 44× 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 102 total refreshes for this CVE.

  1. 2026-07-26 14:51 UTCEPSS rescore
  2. 2026-07-26 14:51 UTCEPSS rescore
  3. 2026-07-23 14:15 UTCEPSS rescore
  4. 2026-07-23 01:32 UTCEG score recompute
  5. 2026-07-22 22:12 UTCEG score recompute
  6. 2026-07-22 14:04 UTCEPSS rescore
  7. 2026-07-21 15:21 UTCEPSS rescore
  8. 2026-07-21 10:17 UTCOSV refresh
  9. 2026-07-20 17:04 UTCEPSS rescore
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  11. 2026-07-19 14:28 UTCEPSS rescore
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  1. 2026-07-09 19:06 UTCEPSS rescore
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  11. 2026-07-04 05:56 UTCOSV refresh
  12. 2026-07-02 16:54 UTCEPSS rescore
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  37. 2026-06-15 17:45 UTCEPSS rescore
  38. 2026-06-15 17:43 UTCOSV refresh
  39. 2026-06-14 23:14 UTCEPSS rescore
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  41. 2026-06-13 22:58 UTCEPSS rescore
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  43. 2026-06-12 23:09 UTCEPSS rescore
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  45. 2026-06-11 13:57 UTCEPSS rescore
  46. 2026-06-10 22:15 UTCEPSS rescore
  47. 2026-06-10 13:19 UTCEPSS rescore
  48. 2026-06-08 14:14 UTCEPSS rescore
  49. 2026-06-08 14:14 UTCEPSS rescore
  50. 2026-06-07 15:22 UTCEPSS rescore
  51. 2026-06-07 15:22 UTCEPSS rescore
  52. 2026-06-06 13:45 UTCEPSS rescore
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  54. 2026-06-05 22:44 UTCEPSS rescore
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  67. 2026-05-29 13:41 UTCEPSS rescore
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  69. 2026-05-28 13:42 UTCEPSS rescore
  70. 2026-05-28 06:16 UTCEG score recompute
  71. 2026-05-28 06:16 UTCGHSA enrichment
  72. 2026-05-27 13:38 UTCEPSS rescore
  73. 2026-05-27 13:38 UTCEPSS rescore
  74. 2026-05-26 13:42 UTCEPSS rescore
  75. 2026-05-26 07:17 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2018-1000553?
CVE-2018-1000553 is a high vulnerability published on June 26, 2018. Trovebox version <= 4.0.0-rc6 contains a Server-Side request forgery vulnerability in webhook component that can result in read or update internal resources. This attack appear to be exploitable via HTTP request. This vulnerability appears to have been fixed in after commit 742b8ed.
When was CVE-2018-1000553 disclosed?
CVE-2018-1000553 was first published in the National Vulnerability Database on June 26, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-1000553 actively exploited?
CVE-2018-1000553 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 38.4% of all scored CVEs.
What is the CVSS score of CVE-2018-1000553?
CVE-2018-1000553 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2018-1000553?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-1000553, 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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