Linux · 
Ubuntu · Package update · January 29, 2026
Ubuntu · Package update · January 29, 2026expat 2.2.5-3ubuntu0.9+esm3: expat 2.2.5-3ubuntu0.9+esm3 for Ubuntu 18.04.6 LTS (bionic)
expat 2.2.5-3ubuntu0.9+esm3, released January 29, 2026, fixes 2 CVEs in expat. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
2
None rated Critical
Exploited
0
None reported
Highest CVSS
7.8
Base score, 0 to 10
Highest EPSS
0.0021
11th percentile
Priority of the 2 CVEs
Patch now 0
Urgent 0
High 1
Routine 1
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| expat | Ubuntu 18.04.6 LTS (bionic) | 2.2.5-3ubuntu0.9+esm3 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-25210 | expat: In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is... | 7.8 | 0.0021 | None reported |
| Routine | CVE-2026-24515 | expat: In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data. | 2.5 | 0.0020 | None reported |
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