Bug 2444636 - CVE-2026-28434 cpp-httplib: default exception handler leaks e.what() to clients via EXCEPTION_WHAT response header [fedora-all]
Summary: CVE-2026-28434 cpp-httplib: default exception handler leaks e.what() to clien...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: cpp-httplib
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Petr Menšík
QA Contact:
URL:
Whiteboard: {"flaws": ["4c7c7bee-2852-4db8-a53c-c...
Depends On:
Blocks: CVE-2026-28434
TreeView+ depends on / blocked
 
Reported: 2026-03-04 20:18 UTC by Guilherme de Almeida Suckevicz
Modified: 2026-03-21 01:10 UTC (History)
3 users (show)

Fixed In Version: cpp-httplib-0.37.1-2.fc44 cpp-httplib-0.37.1-2.fc43 cpp-httplib-0.37.1-2.fc42
Clone Of:
Environment:
Last Closed: 2026-03-20 00:16:29 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2026-03-04 20:18:52 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Comment 1 Fedora Update System 2026-03-09 16:25:47 UTC
FEDORA-EPEL-2026-9612548dcf (cpp-httplib-0.37.0-1.el10_3) has been submitted as an update to Fedora EPEL 10.3.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-9612548dcf

Comment 2 Fedora Update System 2026-03-09 16:27:59 UTC
FEDORA-2026-2c2afa9f9e (cpp-httplib-0.37.0-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-2c2afa9f9e

Comment 3 Fedora Update System 2026-03-09 16:30:29 UTC
FEDORA-2026-c2049f7220 (cpp-httplib-0.37.0-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-c2049f7220

Comment 4 Fedora Update System 2026-03-09 16:31:28 UTC
FEDORA-2026-6ed9c65eaf (cpp-httplib-0.37.0-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-6ed9c65eaf

Comment 5 Fedora Update System 2026-03-10 01:44:14 UTC
FEDORA-2026-2c2afa9f9e has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-2c2afa9f9e`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-2c2afa9f9e

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-03-10 02:04:42 UTC
FEDORA-2026-c2049f7220 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-c2049f7220`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-c2049f7220

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-03-10 02:20:02 UTC
FEDORA-2026-6ed9c65eaf has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-6ed9c65eaf`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-6ed9c65eaf

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 8 Fedora Update System 2026-03-12 03:23:05 UTC
FEDORA-2026-2c2afa9f9e has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-2c2afa9f9e`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-2c2afa9f9e

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 9 Fedora Update System 2026-03-13 02:02:43 UTC
FEDORA-2026-c2049f7220 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-c2049f7220`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-c2049f7220

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 10 Fedora Update System 2026-03-13 02:24:42 UTC
FEDORA-2026-6ed9c65eaf has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-6ed9c65eaf`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-6ed9c65eaf

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 11 Fedora Update System 2026-03-20 00:16:29 UTC
FEDORA-2026-2c2afa9f9e (cpp-httplib-0.37.1-2.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 12 Fedora Update System 2026-03-21 00:54:35 UTC
FEDORA-2026-c2049f7220 (cpp-httplib-0.37.1-2.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 13 Fedora Update System 2026-03-21 01:10:06 UTC
FEDORA-2026-6ed9c65eaf (cpp-httplib-0.37.1-2.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.


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