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openSUSE Leap · Security advisory · July 28, 2026
openSUSE Leap · Security advisory · July 28, 2026OPENSUSE-SU-2026:21459-1: Security update for 6 packages
OPENSUSE-SU-2026:21459-1, released July 28, 2026, fixes 6 CVEs across 6 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
6
None rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0361
89th percentile
Priority of the 6 CVEs
Patch now 0
Urgent 0
High 5
Routine 1
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| python3 | opensuse-leap 16.0 | 3.13.14-160000.1.1 |
| python313 | opensuse-leap 16.0 | 3.13.14-160000.1.1 |
| python313-core | opensuse-leap 16.0 | 3.13.14-160000.1.1 |
| python313-documentation | opensuse-leap 16.0 | 3.13.14-160000.1.1 |
| python313-nogil | opensuse-leap 16.0 | 3.13.14-160000.1.1 |
| python313-nogil-nogil-core | opensuse-leap 16.0 | 3.13.14-160000.1.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2021-4189 | Python 3.7 and 3 others: Unchecked Return Value | 8.8 | 0.0361 | None reported |
| High | CVE-2026-6100 | Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure | 9.1 | 0.0059 | None reported |
| High | CVE-2026-1502 | HTTP client proxy tunnel headers not validated for CR/LF | 8.1 | 0.0054 | None reported |
| High | CVE-2026-4786 | Incomplete mitigation of CVE-2026-4519, %action expansion for command injection to webbrowser.open() | 8.1 | 0.0030 | None reported |
| High | CVE-2026-6019 | BaseCookie.js_output() does not neutralize embedded characters | 7.1 | 0.0021 | None reported |
| Routine | CVE-2026-3446 | Base64 decoding stops at first padded quad by default | 6.0 | 0.0018 | None reported |
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