CVE-2018-14357

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-13. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 5%CVSS: 9.8Exploit: None knownExposed: 0

A fix is available — apply it.

An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. They allow remote IMAP servers to execute arbitrary commands via backquote characters, related to the mailboxes command associated with an automatic subscription.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
51(Track)
EG Risk 51/100SSVC: 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
Severity98% × 45%
Exploitation5% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
5%
EPSS %ILE
91%
KEV
Not listed

Published

July 17, 2018

Last Modified

November 21, 2024

Advisory Details (8)

Auto-updated May 28, 2026
Patch available. Sources: redhat, github_commit.
generic

[SECURITY] [DSA 4277-1] mutt security update

https://www.debian.org/security/2018/dsa-4277
generic

Mutt, NeoMutt: Multiple vulnerabilities (GLSA 201810-07) — Gentoo security

https://security.gentoo.org/glsa/201810-07
generic

Release 2018-07-16 - NeoMutt

https://neomutt.org/2018/07/16/release
generic Patch Available

[SECURITY] [DLA 1455-1] mutt security update

https://lists.debian.org/debian-lts-announce/2018/08/msg00001.html
generic

Properly quote IMAP mailbox names when (un)subscribing. (18515281) · Commits · Mutt Project / mutt · GitLab

https://gitlab.com/muttmua/mutt/commit/185152818541f5cdc059cbff3f3e8b654fc27c1d
github_commit Patch Available

commit e52393740334 (neomutt/neomutt)

Patch available: neomutt/neomutt 20211022 (contains commit e52393740334)

https://github.com/neomutt/neomutt/commit/e52393740334443ae0206cab2d7caef381646725
redhat Patch Available

Affected: Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7.

https://access.redhat.com/errata/RHSA-2018:2526
generic

Mutt News

http://www.mutt.org/news.html

Patch Availability(5)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuneomutt (20231103+dfsg1-1ubuntu0.1~esm1) @ noble2026-05-28ubuntu
ubuntumutt (1.5.21-5ubuntu2.3) @ precise2026-05-28ubuntu
ubuntumutt-patched (1.5.24-1ubuntu0.1) @ xenial2026-05-28ubuntu
ubuntumutt-patched (1.5.24-1ubuntu0.2) @ xenial2026-05-28ubuntu
redhatmutt-5:1.5.21-28.el7_52018-08-20redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

All Vendor Advisories

(5)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 7× in last 7d / 38× 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. 2026-07-24 14:14 UTCEPSS rescore
  2. 2026-07-23 14:15 UTCEPSS rescore
  3. 2026-07-23 14:15 UTCEPSS rescore
  4. 2026-07-23 01:33 UTCEG score recompute
  5. 2026-07-22 22:13 UTCEG score recompute
  6. 2026-07-22 14:04 UTCEPSS rescore
  7. 2026-07-21 15:21 UTCEPSS rescore
  8. 2026-07-21 08:47 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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  16. 2026-07-15 16:55 UTCEPSS rescore
  17. 2026-07-15 01:56 UTCEPSS rescore
  18. 2026-07-13 22:26 UTCEPSS rescore
  19. 2026-07-13 06:10 UTCEPSS rescore
  20. 2026-07-12 05:43 UTCEPSS rescore
  21. 2026-07-11 08:24 UTCEPSS rescore
  22. 2026-07-09 19:06 UTCEPSS rescore
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  24. 2026-07-07 13:42 UTCEPSS rescore
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  1. 2026-07-06 16:24 UTCEPSS rescore
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  3. 2026-07-06 02:20 UTCEPSS rescore
  4. 2026-07-05 02:27 UTCEPSS rescore
  5. 2026-07-04 06:28 UTCEPSS rescore
  6. 2026-07-04 03:56 UTCOSV refresh
  7. 2026-07-02 16:54 UTCEPSS rescore
  8. 2026-07-01 15:03 UTCEPSS rescore
  9. 2026-07-01 15:03 UTCEPSS rescore
  10. 2026-06-30 23:19 UTCEPSS rescore
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  12. 2026-06-29 14:03 UTCEPSS rescore
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  14. 2026-06-28 04:53 UTCEPSS rescore
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  16. 2026-06-27 03:06 UTCEPSS rescore
  17. 2026-06-25 13:47 UTCEPSS rescore
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  19. 2026-06-24 14:02 UTCEPSS rescore
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  21. 2026-06-23 21:30 UTCEPSS rescore
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  23. 2026-06-21 14:54 UTCEPSS rescore
  24. 2026-06-21 14:54 UTCEPSS rescore
  25. 2026-06-21 01:57 UTCEPSS rescore
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  27. 2026-06-19 19:23 UTCEPSS rescore
  28. 2026-06-18 17:50 UTCEPSS rescore
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  30. 2026-06-17 17:50 UTCEPSS rescore
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  34. 2026-06-15 17:45 UTCEPSS rescore
  35. 2026-06-15 16:13 UTCOSV refresh
  36. 2026-06-14 23:14 UTCEPSS rescore
  37. 2026-06-14 23:14 UTCEPSS rescore
  38. 2026-06-13 22:58 UTCEPSS rescore
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  40. 2026-06-12 23:09 UTCEPSS rescore
  41. 2026-06-11 13:57 UTCEPSS rescore
  42. 2026-06-10 22:16 UTCEPSS rescore
  43. 2026-06-10 13:19 UTCEPSS rescore
  44. 2026-06-08 14:14 UTCEPSS rescore
  45. 2026-06-08 14:14 UTCEPSS rescore
  46. 2026-06-07 15:22 UTCEPSS rescore
  47. 2026-06-07 15:22 UTCEPSS rescore
  48. 2026-06-06 13:45 UTCEPSS rescore
  49. 2026-06-06 13:45 UTCEPSS rescore
  50. 2026-06-05 22:45 UTCEPSS rescore
  51. 2026-06-05 22:44 UTCEPSS rescore
  52. 2026-06-05 06:08 UTCEPSS rescore
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  54. 2026-06-04 13:10 UTCEPSS rescore
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  56. 2026-06-02 20:11 UTCEPSS rescore
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  58. 2026-06-01 13:49 UTCEPSS rescore
  59. 2026-05-31 22:29 UTCEPSS rescore
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  61. 2026-05-31 00:14 UTCEPSS rescore
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  63. 2026-05-29 13:41 UTCEPSS rescore
  64. 2026-05-28 13:42 UTCEPSS rescore
  65. 2026-05-28 13:42 UTCEPSS rescore
  66. 2026-05-28 05:10 UTCEG score recompute
  67. 2026-05-28 05:10 UTCVendor advisory
  68. 2026-05-28 05:10 UTCGHSA enrichment
  69. 2026-05-27 13:38 UTCEPSS rescore
  70. 2026-05-27 13:38 UTCEPSS rescore
  71. 2026-05-26 13:42 UTCEPSS rescore
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  73. 2026-05-26 07:17 UTCEPSS rescore
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Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2018-14357?
CVE-2018-14357 is a critical vulnerability published on July 17, 2018. An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. They allow remote IMAP servers to execute arbitrary commands via backquote characters, related to the mailboxes command associated with an automatic subscription.
When was CVE-2018-14357 disclosed?
CVE-2018-14357 was first published in the National Vulnerability Database on July 17, 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-2018-14357 actively exploited?
CVE-2018-14357 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5% probability of exploitation in the next 30 days, which ranks it in the top 8.7% of all scored CVEs.
What is the CVSS score of CVE-2018-14357?
CVE-2018-14357 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-14357?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-14357, 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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