CVE-2025-3877

Source
https://nvd.nist.gov/vuln/detail/CVE-2025-3877
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-3877.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-3877
Related
Published
2025-05-14T17:15:48Z
Modified
2025-05-16T22:59:37.891082Z
Downstream
Summary
[none]
Details

A crafted HTML email using mailbox:/// links can trigger automatic, unsolicited downloads of .pdf files to the user's desktop or home directory without prompting, even if auto-saving is disabled. This behavior can be abused to fill the disk with garbage data (e.g. using /dev/urandom on Linux) or to leak Windows credentials via SMB links when the email is viewed in HTML mode. While user interaction is required to download the .pdf file, visual obfuscation can conceal the download trigger. Viewing the email in HTML mode is enough to load external content. This vulnerability affects Thunderbird < 128.10.1 and Thunderbird < 138.0.1.

References

Affected packages

Debian:11 / thunderbird

Package

Name
thunderbird
Purl
pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:128.10.1esr-1~deb11u1

Affected versions

1:78.*

1:78.12.0-1
1:78.13.0-1~deb9u1
1:78.13.0-1~deb10u1
1:78.13.0-1~deb11u1
1:78.13.0-1
1:78.14.0-1~deb9u1
1:78.14.0-1~deb10u1
1:78.14.0-1~deb11u1
1:78.14.0-1

1:84.*

1:84.0~b3-1

1:85.*

1:85.0~b3-1

1:86.*

1:86.0~b3-1

1:88.*

1:88.0~b2-1

1:89.*

1:89.0~b2-1

1:90.*

1:90.0~b2-1

1:91.*

1:91.0~b1-1
1:91.0~b3-1
1:91.0~b5-1
1:91.0-1
1:91.0.2-1
1:91.1.0-1
1:91.1.1-1
1:91.2.0-1
1:91.2.1-1
1:91.3.0-1
1:91.3.2-1
1:91.4.0-1
1:91.4.1-1~deb9u1
1:91.4.1-1~deb10u1
1:91.4.1-1~deb11u1
1:91.4.1-1
1:91.5.0-1~deb9u1
1:91.5.0-1
1:91.5.0-2~deb10u1
1:91.5.0-2~deb11u1
1:91.5.0-2
1:91.5.1-1
1:91.6.0-1~deb9u1
1:91.6.0-1~deb10u1
1:91.6.0-1~deb11u1
1:91.6.0-1
1:91.6.1-1~deb9u1
1:91.6.1-1~deb10u1
1:91.6.1-1~deb11u1
1:91.6.1-1
1:91.6.2-1~deb9u1
1:91.6.2-1~deb10u1
1:91.6.2-1~deb11u1
1:91.6.2-1
1:91.7.0-1
1:91.7.0-2~deb9u1
1:91.7.0-2~deb10u1
1:91.7.0-2~deb11u1
1:91.7.0-2
1:91.8.0-1~deb9u1
1:91.8.0-1~deb10u1
1:91.8.0-1~deb11u1
1:91.8.0-1
1:91.8.1-1
1:91.9.0-1~deb9u1
1:91.9.0-1~deb10u1
1:91.9.0-1~deb11u1
1:91.9.0-1
1:91.10.0-1~deb9u1
1:91.10.0-1~deb10u1
1:91.10.0-1~deb11u1
1:91.10.0-1
1:91.11.0-1~deb10u1
1:91.11.0-1~deb11u1
1:91.11.0-1
1:91.12.0-1~deb10u1
1:91.12.0-1~deb11u1
1:91.13.0-1~deb10u1
1:91.13.0-1~deb11u1

1:102.*

1:102.0~b4-1
1:102.0~b7-1
1:102.0.1-1
1:102.0.2-1
1:102.1.0-1
1:102.1.1-1
1:102.1.2-1
1:102.2.0-1
1:102.2.1-1
1:102.2.2-1
1:102.3.0-1~deb10u1
1:102.3.0-1~deb11u1
1:102.3.0-1
1:102.3.1-1
1:102.3.2-1
1:102.3.3-1
1:102.4.0-1~deb10u1
1:102.4.0-1~deb11u1
1:102.4.0-1
1:102.4.1-1
1:102.5.0-1~deb10u1
1:102.5.0-1~deb11u1
1:102.5.0-1
1:102.5.1-1
1:102.6.0-1~deb10u1
1:102.6.0-1~deb11u1
1:102.6.0-1
1:102.7.1-1
1:102.7.1+1-1
1:102.7.2-1
1:102.8.0-1~deb10u1
1:102.8.0-1~deb11u1
1:102.8.0-1
1:102.9.0-1~deb10u1
1:102.9.0-1~deb11u1
1:102.9.0-1
1:102.9.1-1
1:102.10.0-1~deb10u1
1:102.10.0-1~deb11u1
1:102.10.0-1
1:102.11.0-1~deb10u1
1:102.11.0-1~deb11u1
1:102.11.0-1
1:102.12.0-1~deb10u1
1:102.12.0-1~deb11u1
1:102.12.0-1~deb12u1
1:102.12.0-1
1:102.13.0-1~deb10u1
1:102.13.0-1~deb11u1
1:102.13.0-1~deb12u1
1:102.13.0-1
1:102.13.1-1~deb10u1
1:102.13.1-1~deb11u1
1:102.13.1-1~deb12u1
1:102.13.1-1
1:102.14.0-1~deb10u1
1:102.14.0-1~deb11u1
1:102.14.0-1~deb12u1
1:102.15.0-1~deb10u1
1:102.15.0-1~deb11u1
1:102.15.0-1~deb12u1
1:102.15.1-1~deb10u1
1:102.15.1-1~deb11u1
1:102.15.1-1~deb12u1

1:103.*

1:103.0~b5-1

1:104.*

1:104.0~b2-1

1:110.*

1:110.0~b4-1

1:112.*

1:112.0~b1-1

1:113.*

1:113.0~b3-1

1:114.*

1:114.0~b2-1

1:115.*

1:115.0~b4-1
1:115.0~b6-1
1:115.0-1
1:115.0.1-1
1:115.0.1-2
1:115.1.0-1
1:115.1.1-1
1:115.2.0-1
1:115.2.2-1
1:115.3.0-1~deb12u1
1:115.3.0-1
1:115.3.1-1~deb10u1
1:115.3.1-1~deb11u1
1:115.3.1-1~deb12u1
1:115.3.1-1
1:115.4.1-1~deb10u1
1:115.4.1-1~deb11u1
1:115.4.1-1~deb12u1
1:115.4.1-1
1:115.5.0-1~deb10u1
1:115.5.0-1~deb11u1
1:115.5.0-1~deb12u1
1:115.5.0-1
1:115.5.1-1
1:115.5.2-1
1:115.6.0-1~deb10u1
1:115.6.0-1~deb11u1
1:115.6.0-1~deb12u1
1:115.6.0-1
1:115.7.0-1~deb10u1
1:115.7.0-1~deb11u1
1:115.7.0-1~deb12u1
1:115.7.0-1
1:115.8.0-1~deb10u1
1:115.8.0-1~deb11u1
1:115.8.0-1~deb12u1
1:115.8.0-1
1:115.8.1-1
1:115.9.0-1~deb10u1
1:115.9.0-1~deb11u1
1:115.9.0-1~deb12u1
1:115.9.0-1
1:115.10.1-1~deb10u1
1:115.10.1-1~deb11u1
1:115.10.1-1~deb12u1
1:115.10.1-1
1:115.11.0-1~deb10u1
1:115.11.0-1~deb11u1
1:115.11.0-1~deb12u1
1:115.11.0-1
1:115.12.0-1~deb10u1
1:115.12.0-1~deb11u1
1:115.12.0-1~deb12u1
1:115.12.0-1
1:115.13.0-1~deb11u1
1:115.13.0-1~deb12u1
1:115.13.0-1
1:115.14.0-1~deb11u1
1:115.14.0-1~deb12u1
1:115.15.0-1~deb11u1
1:115.15.0-1~deb12u1
1:115.16.0esr-1~deb11u1
1:115.16.0esr-1~deb12u1

1:116.*

1:116.0~b7-1

1:117.*

1:117.0~b5-1

1:120.*

1:120.0~b1-1

1:121.*

1:121.0~b3-1

1:122.*

1:122.0~b2-1

1:124.*

1:124.0~b5-1

1:125.*

1:125.0~b3-1

1:127.*

1:127.0~b5-1

1:128.*

1:128.0~b5-1
1:128.0esr-1
1:128.1.0esr-1
1:128.1.1esr-1
1:128.2.0esr-1
1:128.2.1esr-1
1:128.2.3esr-1
1:128.3.0esr-1
1:128.3.2esr-1
1:128.4.0esr-1~deb11u1
1:128.4.0esr-1~deb12u1
1:128.4.0esr-1
1:128.4.2esr-1
1:128.4.3esr-1~deb11u1
1:128.4.3esr-1~deb12u1
1:128.4.3esr-1
1:128.5.0esr-1~deb11u1
1:128.5.0esr-1~deb12u1
1:128.5.0esr-1
1:128.5.2esr-1
1:128.6.0esr-1~deb11u1
1:128.6.0esr-1~deb12u1
1:128.6.0esr-1
1:128.7.0esr-1~deb11u1
1:128.7.0esr-1~deb12u1
1:128.7.0esr-1
1:128.8.0esr-1~deb11u1
1:128.8.0esr-1~deb12u1
1:128.8.0esr-1
1:128.9.0esr-1~deb11u1
1:128.9.0esr-1~deb12u1
1:128.9.0esr-1
1:128.10.0esr-1~deb11u1
1:128.10.0esr-1~deb12u1
1:128.10.0esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / thunderbird

Package

Name
thunderbird
Purl
pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:128.10.1esr-1~deb12u1

Affected versions

1:102.*

1:102.11.0-1
1:102.12.0-1~deb10u1
1:102.12.0-1~deb11u1
1:102.12.0-1~deb12u1
1:102.12.0-1
1:102.13.0-1~deb10u1
1:102.13.0-1~deb11u1
1:102.13.0-1~deb12u1
1:102.13.0-1
1:102.13.1-1~deb10u1
1:102.13.1-1~deb11u1
1:102.13.1-1~deb12u1
1:102.13.1-1
1:102.14.0-1~deb10u1
1:102.14.0-1~deb11u1
1:102.14.0-1~deb12u1
1:102.15.0-1~deb10u1
1:102.15.0-1~deb11u1
1:102.15.0-1~deb12u1
1:102.15.1-1~deb10u1
1:102.15.1-1~deb11u1
1:102.15.1-1~deb12u1

1:103.*

1:103.0~b5-1

1:104.*

1:104.0~b2-1

1:110.*

1:110.0~b4-1

1:112.*

1:112.0~b1-1

1:113.*

1:113.0~b3-1

1:114.*

1:114.0~b2-1

1:115.*

1:115.0~b4-1
1:115.0~b6-1
1:115.0-1
1:115.0.1-1
1:115.0.1-2
1:115.1.0-1
1:115.1.1-1
1:115.2.0-1
1:115.2.2-1
1:115.3.0-1~deb12u1
1:115.3.0-1
1:115.3.1-1~deb10u1
1:115.3.1-1~deb11u1
1:115.3.1-1~deb12u1
1:115.3.1-1
1:115.4.1-1~deb10u1
1:115.4.1-1~deb11u1
1:115.4.1-1~deb12u1
1:115.4.1-1
1:115.5.0-1~deb10u1
1:115.5.0-1~deb11u1
1:115.5.0-1~deb12u1
1:115.5.0-1
1:115.5.1-1
1:115.5.2-1
1:115.6.0-1~deb10u1
1:115.6.0-1~deb11u1
1:115.6.0-1~deb12u1
1:115.6.0-1
1:115.7.0-1~deb10u1
1:115.7.0-1~deb11u1
1:115.7.0-1~deb12u1
1:115.7.0-1
1:115.8.0-1~deb10u1
1:115.8.0-1~deb11u1
1:115.8.0-1~deb12u1
1:115.8.0-1
1:115.8.1-1
1:115.9.0-1~deb10u1
1:115.9.0-1~deb11u1
1:115.9.0-1~deb12u1
1:115.9.0-1
1:115.10.1-1~deb10u1
1:115.10.1-1~deb11u1
1:115.10.1-1~deb12u1
1:115.10.1-1
1:115.11.0-1~deb10u1
1:115.11.0-1~deb11u1
1:115.11.0-1~deb12u1
1:115.11.0-1
1:115.12.0-1~deb10u1
1:115.12.0-1~deb11u1
1:115.12.0-1~deb12u1
1:115.12.0-1
1:115.13.0-1~deb11u1
1:115.13.0-1~deb12u1
1:115.13.0-1
1:115.14.0-1~deb11u1
1:115.14.0-1~deb12u1
1:115.15.0-1~deb11u1
1:115.15.0-1~deb12u1
1:115.16.0esr-1~deb11u1
1:115.16.0esr-1~deb12u1

1:116.*

1:116.0~b7-1

1:117.*

1:117.0~b5-1

1:120.*

1:120.0~b1-1

1:121.*

1:121.0~b3-1

1:122.*

1:122.0~b2-1

1:124.*

1:124.0~b5-1

1:125.*

1:125.0~b3-1

1:127.*

1:127.0~b5-1

1:128.*

1:128.0~b5-1
1:128.0esr-1
1:128.1.0esr-1
1:128.1.1esr-1
1:128.2.0esr-1
1:128.2.1esr-1
1:128.2.3esr-1
1:128.3.0esr-1
1:128.3.2esr-1
1:128.4.0esr-1~deb11u1
1:128.4.0esr-1~deb12u1
1:128.4.0esr-1
1:128.4.2esr-1
1:128.4.3esr-1~deb11u1
1:128.4.3esr-1~deb12u1
1:128.4.3esr-1
1:128.5.0esr-1~deb11u1
1:128.5.0esr-1~deb12u1
1:128.5.0esr-1
1:128.5.2esr-1
1:128.6.0esr-1~deb11u1
1:128.6.0esr-1~deb12u1
1:128.6.0esr-1
1:128.7.0esr-1~deb11u1
1:128.7.0esr-1~deb12u1
1:128.7.0esr-1
1:128.8.0esr-1~deb11u1
1:128.8.0esr-1~deb12u1
1:128.8.0esr-1
1:128.9.0esr-1~deb11u1
1:128.9.0esr-1~deb12u1
1:128.9.0esr-1
1:128.10.0esr-1~deb11u1
1:128.10.0esr-1~deb12u1
1:128.10.0esr-1
1:128.10.1esr-1~deb11u1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / thunderbird

Package

Name
thunderbird
Purl
pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:102.*

1:102.11.0-1
1:102.12.0-1~deb10u1
1:102.12.0-1~deb11u1
1:102.12.0-1~deb12u1
1:102.12.0-1
1:102.13.0-1~deb10u1
1:102.13.0-1~deb11u1
1:102.13.0-1~deb12u1
1:102.13.0-1
1:102.13.1-1~deb10u1
1:102.13.1-1~deb11u1
1:102.13.1-1~deb12u1
1:102.13.1-1
1:102.14.0-1~deb10u1
1:102.14.0-1~deb11u1
1:102.14.0-1~deb12u1
1:102.15.0-1~deb10u1
1:102.15.0-1~deb11u1
1:102.15.0-1~deb12u1
1:102.15.1-1~deb10u1
1:102.15.1-1~deb11u1
1:102.15.1-1~deb12u1

1:103.*

1:103.0~b5-1

1:104.*

1:104.0~b2-1

1:110.*

1:110.0~b4-1

1:112.*

1:112.0~b1-1

1:113.*

1:113.0~b3-1

1:114.*

1:114.0~b2-1

1:115.*

1:115.0~b4-1
1:115.0~b6-1
1:115.0-1
1:115.0.1-1
1:115.0.1-2
1:115.1.0-1
1:115.1.1-1
1:115.2.0-1
1:115.2.2-1
1:115.3.0-1~deb12u1
1:115.3.0-1
1:115.3.1-1~deb10u1
1:115.3.1-1~deb11u1
1:115.3.1-1~deb12u1
1:115.3.1-1
1:115.4.1-1~deb10u1
1:115.4.1-1~deb11u1
1:115.4.1-1~deb12u1
1:115.4.1-1
1:115.5.0-1~deb10u1
1:115.5.0-1~deb11u1
1:115.5.0-1~deb12u1
1:115.5.0-1
1:115.5.1-1
1:115.5.2-1
1:115.6.0-1~deb10u1
1:115.6.0-1~deb11u1
1:115.6.0-1~deb12u1
1:115.6.0-1
1:115.7.0-1~deb10u1
1:115.7.0-1~deb11u1
1:115.7.0-1~deb12u1
1:115.7.0-1
1:115.8.0-1~deb10u1
1:115.8.0-1~deb11u1
1:115.8.0-1~deb12u1
1:115.8.0-1
1:115.8.1-1
1:115.9.0-1~deb10u1
1:115.9.0-1~deb11u1
1:115.9.0-1~deb12u1
1:115.9.0-1
1:115.10.1-1~deb10u1
1:115.10.1-1~deb11u1
1:115.10.1-1~deb12u1
1:115.10.1-1
1:115.11.0-1~deb10u1
1:115.11.0-1~deb11u1
1:115.11.0-1~deb12u1
1:115.11.0-1
1:115.12.0-1~deb10u1
1:115.12.0-1~deb11u1
1:115.12.0-1~deb12u1
1:115.12.0-1
1:115.13.0-1~deb11u1
1:115.13.0-1~deb12u1
1:115.13.0-1
1:115.14.0-1~deb11u1
1:115.14.0-1~deb12u1
1:115.15.0-1~deb11u1
1:115.15.0-1~deb12u1
1:115.16.0esr-1~deb11u1
1:115.16.0esr-1~deb12u1

1:116.*

1:116.0~b7-1

1:117.*

1:117.0~b5-1

1:120.*

1:120.0~b1-1

1:121.*

1:121.0~b3-1

1:122.*

1:122.0~b2-1

1:124.*

1:124.0~b5-1

1:125.*

1:125.0~b3-1

1:127.*

1:127.0~b5-1

1:128.*

1:128.0~b5-1
1:128.0esr-1
1:128.1.0esr-1
1:128.1.1esr-1
1:128.2.0esr-1
1:128.2.1esr-1
1:128.2.3esr-1
1:128.3.0esr-1
1:128.3.2esr-1
1:128.4.0esr-1~deb11u1
1:128.4.0esr-1~deb12u1
1:128.4.0esr-1
1:128.4.2esr-1
1:128.4.3esr-1~deb11u1
1:128.4.3esr-1~deb12u1
1:128.4.3esr-1
1:128.5.0esr-1~deb11u1
1:128.5.0esr-1~deb12u1
1:128.5.0esr-1
1:128.5.2esr-1
1:128.6.0esr-1~deb11u1
1:128.6.0esr-1~deb12u1
1:128.6.0esr-1
1:128.7.0esr-1~deb11u1
1:128.7.0esr-1~deb12u1
1:128.7.0esr-1
1:128.8.0esr-1~deb11u1
1:128.8.0esr-1~deb12u1
1:128.8.0esr-1
1:128.9.0esr-1~deb11u1
1:128.9.0esr-1~deb12u1
1:128.9.0esr-1
1:128.10.0esr-1~deb11u1
1:128.10.0esr-1~deb12u1
1:128.10.0esr-1
1:128.10.1esr-1~deb11u1
1:128.10.1esr-1

1:129.*

1:129.0~b6-1

1:130.*

1:130.0~b3-1

1:132.*

1:132.0~b6-1

1:135.*

1:135.0-1

1:136.*

1:136.0-1

1:137.*

1:137.0-1

1:138.*

1:138.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}