CVE-2016-1423

MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

Score 6.1 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 6.1Exploit: None knownExposed: 0

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

A vulnerability in the display of email messages in the Messages in Quarantine (MIQ) view in Cisco AsyncOS for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to cause a user to click a malicious link in the MIQ view. The malicious link could be used to facilitate a cross-site scripting (XSS) or HTML injection attack. More Information: CSCuz02235. Known Affected Releases: 8.0.2-069. Known Fixed Releases: 9.1.1-038 9.7.2-047.

CVSS v3
6.1
EG Score
6.1(medium)
EG Risk
33(Track)
EG Risk 33/100SSVC: 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%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
74%
KEV
Not listed

Published

October 28, 2016

Last Modified

June 17, 2026

References (6)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 14× 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 137 total refreshes for this CVE.

  1. 2026-09-24 13:59 UTCEPSS rescore
  2. 2026-09-23 13:41 UTCEPSS rescore
  3. 2026-09-19 15:35 UTCEPSS rescore
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  1. 2026-08-11 13:36 UTCEPSS rescore
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  15. 2026-07-23 01:21 UTCEG score recompute
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  17. 2026-07-22 14:04 UTCEPSS rescore
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  20. 2026-07-20 17:03 UTCEPSS rescore
  21. 2026-07-19 14:27 UTCEPSS rescore
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  24. 2026-07-18 10:00 UTCEPSS rescore
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  26. 2026-07-16 16:59 UTCEPSS rescore
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  44. 2026-07-05 02:27 UTCEPSS rescore
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  46. 2026-07-01 15:02 UTCEPSS rescore
  47. 2026-06-30 23:19 UTCEPSS rescore
  48. 2026-06-29 14:03 UTCEPSS rescore
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  50. 2026-06-28 04:53 UTCEPSS rescore
  51. 2026-06-27 03:05 UTCEPSS rescore
  52. 2026-06-27 03:05 UTCEPSS rescore
  53. 2026-06-25 13:47 UTCEPSS rescore
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  55. 2026-06-24 14:02 UTCEPSS rescore
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  63. 2026-06-19 19:23 UTCEPSS rescore
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  65. 2026-06-18 17:50 UTCEPSS rescore
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  71. 2026-06-14 23:14 UTCEPSS rescore
  72. 2026-06-13 22:57 UTCEPSS rescore
  73. 2026-06-13 22:57 UTCEPSS rescore
  74. 2026-06-12 23:09 UTCEPSS rescore
  75. 2026-06-12 23:09 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2016-1423?
CVE-2016-1423 is a medium vulnerability published on October 28, 2016. A vulnerability in the display of email messages in the Messages in Quarantine (MIQ) view in Cisco AsyncOS for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to cause a user to click a malicious link in the MIQ view. The malicious link could be used to…
When was CVE-2016-1423 disclosed?
CVE-2016-1423 was first published in the National Vulnerability Database on October 28, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-1423 actively exploited?
CVE-2016-1423 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 26.2% of all scored CVEs.
What is the CVSS score of CVE-2016-1423?
CVE-2016-1423 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2016-1423?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-1423, 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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