CVE-2026-33636

high

Published 2026-05-07 · Modified 2026-04-21

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CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.0

Description

RHSA-2026:9345: thunderbird security update (Important)

Predictions

Exploit likelihood

20%

Patch ETA

—

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

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`1.6.48-1+deb13u4`
sid	Fixed	`1.6.56-1`
forky	Fixed	`1.6.56-1`
bullseye	Fixed	`1.6.37-3+deb11u3`
bookworm	Fixed	`1.6.39-2+deb12u4`

Red Hat Fixed 2 releases

Version	Status	Fixed in
9	Fixed	—
8	Fixed	—

Rocky Linux Fixed 2 releases

Version	Status	Fixed in
9	Fixed	—
8	Fixed	—

References

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

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