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CVE-2026-123962

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack...

8.4 HighFix available

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.19%Scored on 2026-11-07. The trend appears after a second daily score.

What each source reports

CVE List Score used 8.4

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Record
CVE-2026-123962
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-61
Updated
2026-11-06
EUVDEUVD-2026-118380 8.4

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Record
EUVD-2026-118380
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-06
GitHub AdvisoriesGHSA-6wcf-xp9g-wcfj 8.4

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack...

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Record
GHSA-6wcf-xp9g-wcfj
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-61
Updated
2026-11-06
NVD 8.4

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Record
CVE-2026-123962
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-61
Updated
2026-11-07
OSVDEBIAN-CVE-2026-123962 8.4

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Record
DEBIAN-CVE-2026-123962
CVSS 3.1
8.4 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-07
OSVUBUNTU-CVE-2026-123962 No score

[ssh: Read/write authorized keys file using user account privileges]

Record
UBUNTU-CVE-2026-123962
Updated
2026-11-07

Affected products

Affected packages

Affected packages
PackageAffectedFixed
freedombox
Debian:12
 All versions, plus listed versions
23.1023.1123.1223.12~bpo12+123.13
Show 45 moreShow less
23.13~bpo12+123.1423.14~bpo12+123.1523.15~bpo12+123.1623.16~bpo12+123.1723.17~bpo12+123.1823.18~bpo12+123.1923.19~bpo12+123.2023.20~bpo12+123.2123.21~bpo12+123.6.223.6.2+deb12u123.723.823.924.124.1024.10~bpo12+124.1124.11~bpo12+124.1224.12~bpo12+124.1324.13~bpo12+124.1424.14~bpo12+124.1524.15~bpo12+124.1624.16~bpo12+124.1724.17~bpo12+124.1824.18~bpo12+124.1924.1~bpo12+124.224.20
 None known
freedombox
Debian:13
 All versions, plus listed versions
25.1025.10~bpo13+125.1125.11~bpo13+125.12
Show 45 moreShow less
25.12~bpo13+125.1325.13.125.13.1~bpo13+125.13~bpo13+125.1425.14~bpo13+125.1525.15~bpo13+125.1625.16~bpo13+125.1725.17.125.17.1~bpo13+125.17~bpo13+125.9.325.9.3+deb13u125.9.426.126.1026.10~bpo13+126.1126.11.126.11.1~bpo13+126.1226.12~bpo13+126.1326.13~bpo13+126.1426.14~bpo13+126.1526.15~bpo13+126.1~bpo13+126.226.2~bpo13+126.326.426.4.126.4.226.4.2~bpo13+126.4~bpo13+126.526.5.126.5.1~bpo13+126.6
 None known
freedombox
Debian:14
 before 26.15, plus listed versions
25.1025.10~bpo13+125.1125.11~bpo13+125.12
Show 45 moreShow less
25.12~bpo13+125.1325.13.125.13.1~bpo13+125.13~bpo13+125.1425.14~bpo13+125.1525.15~bpo13+125.1625.16~bpo13+125.1725.17.125.17.1~bpo13+125.17~bpo13+125.9.325.9.426.126.1026.10~bpo13+126.1126.11.126.11.1~bpo13+126.1226.12~bpo13+126.1326.13~bpo13+126.1426.14~bpo13+126.15~bpo13+126.1~bpo13+126.226.2~bpo13+126.326.426.4.126.4.226.4.2~bpo13+126.4~bpo13+126.526.5.126.5.1~bpo13+126.626.6~bpo13+126.7
26.15
freedombox
Ubuntu:22.04:LTS
 All versions, plus listed versions
21.5build121.1221.1321.1421.14.1
Show 7 moreShow less
21.1521.1622.122.222.322.422.5
 None known
freedombox
Ubuntu:24.04:LTS
 All versions, plus listed versions
23.1523.1924.124.224.324.424.524.8
 None known
freedombox
Ubuntu:26.10
 All versions, plus listed versions
26.526.826.926.9.126.9.1ubuntu126.9.1ubuntu226.10ubuntu226.11.1ubuntu1
 None known
freedombox
Ubuntu:26.04:LTS
 All versions, plus listed versions
25.9.326.4.2ubuntu126.5
 None known

History

History
RecordedChangedSources
affected, aliases, published, referencesCVE List, NVD, OSV
publishedEUVD
affected, aliases, facts, published, referencesEUVD, NVD, OSV
aliases, references, titleGitHub Advisories
cwes, severityCVE List
first indexedEUVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-123962 is a high vulnerability (CVSS 8.4) in Debian Freedombox, published November 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 9th percentile. Fixed in freedombox 26.15.

References

This page doesn't list everything

Left out here: 128 versions. The JSON record has them.

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