9.8

CVE-2016-1000004: facebook hhvm

CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2016-1000004
Published 19-02-2020Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2016-1000004 is a critical (CVSS 9.8) vulnerability in facebook hhvm. EPSS estimates a 0.68% chance of exploitation in the next 30 days, higher than 51.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
0.68%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 19-02-2020
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Insufficient type checks were employed prior to casting input data in SimpleXMLElement_exportNode and simplexml_import_dom. This issue affects HHVM versions prior to 3.9.5, all versions between 3.10.0 and 3.12.3 (inclusive), and all versions between 3.13.0 and 3.14.1 (inclusive).

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.68%

Chance of exploitation in the next 30 days

Percentile

52%

Versus all other CVEs

30-day change

0.00 pp

From 0.68% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.68%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Facebook1 product
  • hhvm< 3.9.5 | ≥ 3.10.0, ≤ 3.12.3 | ≥ 3.13.0, ≤ 3.14.1
Ubuntu1 product
  • hhvmAll versions (No fix recorded)

2 vendors · 2 products

References

5 links