OPENSUSE-SU-2026:20486-1: MozillaFirefox&distro=openSUSE Leap 16.0 openSUSE

CVSS: UnknownPublished
Published 09-04-2026Last modified 22-04-2026

Vulnerability summary

OPENSUSE-SU-2026:20486-1 is a vulnerability in MozillaFirefox&distro=openSUSE Leap 16.0 openSUSE with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 3 · Downstream 0 · Related 3

Timeline

  1. 09-04-2026
    PublishedVulnerability first disclosed.
  2. 22-04-2026
    Last modifiedVulnerability information updated.

Description

Security update for MozillaFirefox This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 140.9.1 ESR (bsc#1261663). - MFSA 2026-27: * CVE-2026-5731: memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2. * CVE-2026-5732: incorrect boundary conditions, integer overflow in the Graphics: Text component. * CVE-2026-5734: memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2.

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

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

No weakness data has been published for this record.

Affected systems

Opensuse1 product
  • MozillaFirefox&distro=openSUSE Leap 16.0< 140.9.1-160000.1.1

1 vendor · 1 product

References

4 links