CVE-2021-29980Not scoredCWE-909

CVE-2021-29980: Mozilla Thunderbird vulnerability

Mozilla · Thunderbird

Vendor fix available · Affected: Mozilla Thunderbird · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

1.4%probability of exploitation in the next 30 days

72nd percentile

050100

Higher than 72% of scored CVEs

Not scored yet. The CVE record carries no CVSS score.

DescriptionCVE.org

Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

Affected products3

From the CVE record. A product or version that is not listed is unknown, not unaffected.

Mozilla · Thunderbirdbefore 78.13; before 91
Mozilla · Firefox ESRbefore 78.13
Mozilla · Firefoxbefore 91

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Missing Initialization of Resource · Memory Corruption
Vendor: Mozilla
Published: August 2021
Band: Possible (1 to 10%), August 2021

CoverageNo articles yet

No CyberSIXT article names CVE-2021-29980 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.