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No exploitation reported

CVE-2016-1526

No exploitation reported by the sources we read.

  • Published2016-02-13
  • WeaknessCWE-119 · CWE-200

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.

Timeline

dates in UTC
  1. 2016-02-1302:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-1526?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-1526?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Mozilla firefox
BranchAffectedFixed in
38.0= 38.0no fix published
38.0= 38.0.1no fix published
38.0= 38.0.5no fix published
38.1= 38.1.0no fix published
38.1= 38.1.1no fix published
38.2= 38.2.0no fix published
38.2= 38.2.1no fix published
38.3= 38.3.0no fix published
38.4= 38.4.0no fix published
38.5= 38.5.0no fix published
38.5= 38.5.1no fix published
38.5= 38.5.2no fix published
Debian debian linux
BranchAffectedFixed in
7.0= 7.0no fix published
8.0= 8.0no fix published
Fedoraproject fedora
BranchAffectedFixed in
22.x= 22no fix published
23.x= 23no fix published

2 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.08.1read 2026-10-23
  • NVDCVSS 2.05.8read 2026-10-23
  • NVDweakness (CWE)CWE-119, CWE-200read 2026-10-23
  • FIRST EPSSEPSS score2.3 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Published
2016-02-13
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2016-1526?

The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.

Is CVE-2016-1526 actively exploited?

Active exploitation of CVE-2016-1526 has not been confirmed. Its EPSS score was 2.3% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-1526?

CVE-2016-1526 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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