CVE-2026-62268

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Published 2026-10-15 · Modified 2026-10-15

Discuss on Community Propose mitigation

CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

5.5

Description

borg extract might modify out-of-tree files when extracting maliciously crafted archives

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker · View original ↗ · DFSG

CVE-2026-62268 NameCVE-2026-62268 SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) Vulnerable and fixed packages The table below lists information on source packages. Source PackageReleaseVersionStatus borgbackup (PTS)bookworm1.2.4-1vulnerable trixie1.4.0-5vulnerable forky,…

CVE-2026-62268

Name	CVE-2026-62268
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
borgbackup (PTS)	bookworm	1.2.4-1	vulnerable
	trixie	1.4.0-5	vulnerable
	forky, sid	1.4.5-1	fixed
borgbackup2 (PTS)	bookworm	2.0.0b5-1	vulnerable
	trixie	2.0.0b19-1	vulnerable
	forky	2.0.0b24-4	fixed
	sid	2.0.0b25-4	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
borgbackup	source	(unstable)	1.4.5-1
borgbackup2	source	(unstable)	2.0.0b22-1

Notes

[trixie] - borgbackup2 <no-dsa> (Minor issue)
[bookworm] - borgbackup2 <postponed> (Minor issue)
[trixie] - borgbackup <no-dsa> (Minor issue)
[bookworm] - borgbackup <postponed> (Minor issue)
[bullseye] - borgbackup <postponed> (Minor issue)
Fixed by: https://github.com/borgbackup/borg/commit/2d632531028b09da8ab5d1450f89bebcc205d640 (2.0.0b22)
Fixed by: https://github.com/borgbackup/borg/commit/4f37fdfed10b50559a0dd333b0d5581c642af329 (2.0.0b22)
Fixed by: https://github.com/borgbackup/borg/commit/3e9ed6d1ad6d3531b39c07b8ef3ecf41fce4437f (1.4.5)
Fixed by: https://github.com/borgbackup/borg/commit/141888f2fabcd57a300547c2aa63212cb213924d (1.4.5)

Home - Debian Security - Source (Git)

Apply commands

text fix

Notes

[trixie] - borgbackup2 <no-dsa> (Minor issue)[bookworm] - borgbackup2 <postponed> (Minor issue)[trixie] - borgbackup <no-dsa> (Minor issue)[bookworm] - borgbackup <postponed> (Minor issue)[bullseye] - borgbackup <postponed> (Minor issue)Fixed by: https://github.com/borgbackup/borg/commit/2d632531028b09da8ab5d1450f89bebcc205d640 (2.0.0b22)Fixed by: https://github.com/borgbackup/borg/commit/4f37fdfed10b50559a0dd333b0d5581c642af329 (2.0.0b22)Fixed by: https://github.com/borgbackup/borg/commit/3e9ed6d1ad6d3531b39c07b8ef3ecf41fce4437f (1.4.5)Fixed by: https://github.com/borgbackup/borg/commit/141888f2fabcd57a300547c2aa63212cb213924d (1.4.5)

OS impact

Debian Mixed 5 releases

Version	Package	Status	Fixed in
trixie	`borgbackup` `borgbackup2`	Affected	—
sid	`borgbackup`	Fixed	`1.4.5-1`
sid	`borgbackup2`	Fixed	`2.0.0b22-1`
forky	`borgbackup`	Fixed	`1.4.5-1`
forky	`borgbackup2`	Fixed	`2.0.0b22-1`
bullseye	`borgbackup`	Affected	—
bookworm	`borgbackup` `borgbackup2`	Affected	—

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	borgbackup	`>= 2.0.0b1, < 2.0.0b22`	`2.0.0b22`
PyPI	borgbackup	`< 1.4.5`	`1.4.5`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.