CVE-2016-1762

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 6%CVSS: 8.1Exploit: None knownExposed: 0

A fix is available — apply it.

The xmlNextChar function in libxml2 before 2.9.4 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
39(Track)
EG Risk 39/100SSVC: 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
Severity81% × 45%
Exploitation6% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
6%
EPSS %ILE
93%
KEV
Not listed

Published

March 24, 2016

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Sep 9, 2026
No patch confirmed yet.
generic

CVE-2016-1762 - PSIRT.COM

http://www.securityfocus.com/bid/85059
generic
http://rhn.redhat.com/errata/RHSA-2016-2957.html

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibxml2 (2.9.2+zdfsg1-4ubuntu0.4) @ wily2026-05-22ubuntu
redhatpatch2016-12-15redhat
redhatlibxml2-0:2.9.1-6.el7_2.32016-06-23redhat

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.

Affected Packages

(6 across 6 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
libxml2—2.9.3+dfsg1-1.1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
libxml2—2.9.3+dfsg1-1.1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
libxml2—2.9.3+dfsg1-1.1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
libxml2—2.9.3+dfsg1-1.1—
Debian:7(1)
PackageVulnerable rangeFixed inDependents
libxml22.8.0+dfsg1-7+nmu1 ... 2.8.0+dfsg1-7+wheezy5 (8 versions)2.8.0+dfsg1-7+wheezy6—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
libxml22.9.1+dfsg1-5, 2.9.1+dfsg1-5+deb8u12.9.1+dfsg1-5+deb8u2—

Weakness Classification(2)

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

All Vendor Advisories

(3)

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 5× in last 7d / 17× 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 139 total refreshes for this CVE.

  1. 2026-09-19 03:00 UTCOSV refresh
  2. 2026-09-18 19:22 UTCEPSS rescore
  3. 2026-09-17 19:21 UTCEPSS rescore
  4. 2026-09-15 03:05 UTCEPSS rescore
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  11. 2026-08-31 06:19 UTCOSV refresh
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  23. 2026-08-14 13:24 UTCOSV refresh
  24. 2026-08-12 13:46 UTCEPSS rescore
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  1. 2026-08-08 16:32 UTCEPSS rescore
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  8. 2026-07-30 16:23 UTCEPSS rescore
  9. 2026-07-30 02:24 UTCOSV refresh
  10. 2026-07-30 01:26 UTCEPSS rescore
  11. 2026-07-28 15:31 UTCEPSS rescore
  12. 2026-07-25 14:13 UTCEPSS rescore
  13. 2026-07-23 14:14 UTCEPSS rescore
  14. 2026-07-23 01:22 UTCEG score recompute
  15. 2026-07-22 22:01 UTCEG score recompute
  16. 2026-07-22 14:04 UTCEPSS rescore
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  25. 2026-07-16 16:59 UTCEPSS rescore
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  27. 2026-07-15 16:54 UTCEPSS rescore
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  31. 2026-07-13 22:26 UTCEPSS rescore
  32. 2026-07-12 11:08 UTCOSV refresh
  33. 2026-07-12 05:43 UTCEPSS rescore
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  46. 2026-06-30 23:19 UTCEPSS rescore
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  49. 2026-06-28 04:53 UTCEPSS rescore
  50. 2026-06-27 03:05 UTCEPSS rescore
  51. 2026-06-27 03:05 UTCEPSS rescore
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  56. 2026-06-23 21:30 UTCEPSS rescore
  57. 2026-06-23 16:30 UTCOSV refresh
  58. 2026-06-22 14:23 UTCEPSS rescore
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  74. 2026-06-11 13:57 UTCEPSS rescore
  75. 2026-06-10 22:15 UTCEPSS rescore

Frequently asked(5)

What is CVE-2016-1762?
CVE-2016-1762 is a high vulnerability published on March 24, 2016. The xmlNextChar function in libxml2 before 2.9.4 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.
When was CVE-2016-1762 disclosed?
CVE-2016-1762 was first published in the National Vulnerability Database on March 24, 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-2016-1762 actively exploited?
CVE-2016-1762 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6% probability of exploitation in the next 30 days, which ranks it in the top 6.6% of all scored CVEs.
What is the CVSS score of CVE-2016-1762?
CVE-2016-1762 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2016-1762?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-1762, 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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