CVE-2023-43770

unknown KEV

Published 2024-02-12 · Modified 2024-02-12

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

1.5

Description

Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that can lead to information disclosure via malicious link references in plain/text messages.

CISA KEV

Vendor: Roundcube
Product: Webmail
Due date: 2024-03-04

Predictions

Exploit likelihood

99%

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.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

OS impact

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`1.6.3+dfsg-1`
sid	Fixed	`1.6.3+dfsg-1`
forky	Fixed	`1.6.3+dfsg-1`
bullseye	Fixed	`1.4.14+dfsg.1-1~deb11u1`
bookworm	Fixed	`1.6.3+dfsg-1~deb12u1`

References

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

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