CVE-2020-28502

unknown

Published 2021-05-04 · Modified 2025-01-14

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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

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Description

This affects the package xmlhttprequest before 1.7.0; all versions of package xmlhttprequest-ssl. Provided requests are sent synchronously (async=False on xhr.open), malicious user input flowing into xhr.send could result in arbitrary code being injected and run.

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

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`1.8.0-1`
sid	Fixed	`1.8.0-1`
forky	Fixed	`1.8.0-1`
bullseye	Fixed	`1.8.0-1`
bookworm	Fixed	`1.8.0-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
npm	xmlhttprequest	`<1.7.0`	`1.7.0`
npm	xmlhttprequest-ssl	`<1.6.2`	`1.6.2`

References

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

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