CVE-2023-28154

high

Published 2023-04-04 · Modified 2023-04-05

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CVSS v3

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CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

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not yet in upstream

VIR risk

8.0

Description

Webpack 5 before 5.76.0 does not avoid cross-realm object access. ImportParserPlugin.js mishandles the magic comment feature. An attacker who controls a property of an untrusted object can obtain access to the real global object.

Predictions

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
rhel	9	fixed
sles		affected
rocky	9	fixed
debian	bookworm	fixed	`5.75.0+dfsg+~cs17.16.14-1+deb12u1`
debian	bullseye	fixed	`4.43.0-6+deb11u1`
debian	forky	fixed	`5.76.1+dfsg1+~cs17.16.16-1`
debian	sid	fixed	`5.76.1+dfsg1+~cs17.16.16-1`
debian	trixie	fixed	`5.76.1+dfsg1+~cs17.16.16-1`
almalinux	9	fixed	`pcs-snmp-0.11.3-4.el9_1.3.x86_64.rpm`

Package impact

Ecosystem	Package	Vulnerable	Fixed
npm	webpack	`>=5.0.0,<5.76.0`	`5.76.0`

References

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

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