Linux · 
Debian · Security advisory · August 18, 2026
Debian · Security advisory · August 18, 2026DEBIAN-CVE-2026-72522: expat security update
DEBIAN-CVE-2026-72522, released August 18, 2026, fixes 1 CVE in expat. None of them is reported as exploited. Patch Radar priority: Routine.
Routine
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
6.2
Base score, 0 to 10
Highest EPSS
0.0019
8th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| expat | Debian 12.15 (bookworm) | 2.5.0-1+deb12u3 |
| expat | Debian 13.5 (trixie) | 2.8.3-1~deb13u1 |
| expat | Debian 14 | 2.8.3-1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Routine | CVE-2026-72522 | libexpat before 2.8.3 has an out-of-bounds read and resultant infinite loop because low surrogates are treated the same as high surrogates during Unicode processing in the *_toUtf16 functions. | 6.2 | 0.0019 | None reported |
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