Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
Affects Red Hat coin3Source GCVE Database
Not known to be exploited · CVSS 4.9 Medium · fixed in Ubuntu package updates : update the Ubuntu expat package when convenient.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 7% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 2.1.0-4ubuntu1.4+esm12, 2.1.0-7ubuntu0.16.04.5+esm13, 2.2.5-3ubuntu0.9+esm4 +4
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 4 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 26.10cadaverpkg:deb/ubuntu/cadaver?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10matanzapkg:deb/ubuntu/matanza?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10swish-epkg:deb/ubuntu/swish-e?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10tdompkg:deb/ubuntu/tdom?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10wbxml2pkg:deb/ubuntu/wbxml2?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10xmlrpc-cpkg:deb/ubuntu/xmlrpc-c?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
This update includes the following RPMs: expat: * expat-2.8.2-1.hum1 (aarch64, x86_64) * expat-devel-2.8.2-1.hum1 (aarch64, x86_64) * expat-static-2.8.2-1.hum1 (aarch64, x86_64) * expat-2.8.2-1.hum1.src (src) Security Fix(es): expat: * CVE-2026-50219
References
- access.redhat.com/errata/RHSA-2026:30647 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-50219 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- images.redhat.com (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-56132 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_30647.json (opens in a new tab)