Go standard library

Products

ProductCVEsExploitedLatest
net/http26–Oct 8, 2026
crypto/x50915–Oct 21, 2026
html/template14–Oct 8, 2026
crypto/tls13–Oct 8, 2026
path/filepath6–Aug 6, 2025
os6–Oct 8, 2026
net/http/internal/http26–Oct 8, 2026
net/textproto6–Oct 8, 2026
net/url5–Aug 13, 2026
net/mail4–May 7, 2026
net4–Jul 21, 2026
encoding/xml3–Aug 13, 2026
archive/tar3–Apr 8, 2026
os/exec3–Sep 18, 2025
mime/multipart3–Oct 8, 2026
net/http/httputil3–Oct 8, 2026
syscall2–Jun 11, 2025
archive/zip2–Jan 28, 2026
crypto/internal/nistec2–Feb 6, 2025
encoding/asn12–Aug 13, 2026
encoding/gob2–Sep 6, 2024
go/parser2–Sep 6, 2024
net/http/internal2–Apr 8, 2025
math/big1–Aug 9, 2022
io/fs1–Aug 9, 2022
net/http/cookiejar1–Mar 5, 2024
internal/syscall/windows1–Oct 8, 2026
compress/gzip1–Aug 9, 2022
internal/syscall/unix1–Apr 8, 2026
internal/safefilepath1–Nov 9, 2023
net/netip1–Jun 5, 2024
go/scanner1–Apr 6, 2023
go/build/constraint1–Sep 6, 2024
encoding/pem1–Oct 29, 2025
database/sql1–Aug 7, 2025
crypto/rand1–Jul 15, 2022
regexp/syntax1–Oct 14, 2022
runtime1–Jun 8, 2023
mime1–Jun 2, 2026

Exploited and recent CVEs

  • CVE-2026-111943 Medium 6.8 Distrust compromised intermediate certificates in crypto/x509 0.4%
  • CVE-2026-97032 High 7.5 HTTP/2 server crash due to HPACK encoder race in net/http 0.5%
  • CVE-2026-97032 High 7.5 HTTP/2 server crash due to HPACK encoder race in net/http 0.5%
  • CVE-2026-94439 High 7.5 HTTP/1 server connection desynchronization after 2xx CONNECT response in net/http 0.4%
  • CVE-2026-78663 Critical 9.1 Double flow control refund on HTTP/2 server streams in net/http 0.6%
  • CVE-2026-78663 Critical 9.1 Double flow control refund on HTTP/2 server streams in net/http 0.6%
  • CVE-2026-78669 High 7.5 Excessive CPU consumption from repeated initial window changes in net/http 0.6%
  • CVE-2026-78669 High 7.5 Excessive CPU consumption from repeated initial window changes in net/http 0.6%
  • CVE-2026-78660 High 7.5 HTTP/2 transport accepts malformed framing-related headers in net/http 0.4%
  • CVE-2026-78660 High 7.5 HTTP/2 transport accepts malformed framing-related headers in net/http 0.4%
  • CVE-2026-78667 High 7.5 Lack of limit on size of parsed Range headers in net/http 0.5%
  • CVE-2026-94440 High 7.5 Memory limit bypass when parsing MIME headers in net/textproto, mime/multipart 0.5%
  • CVE-2026-94440 High 7.5 Memory limit bypass when parsing MIME headers in net/textproto, mime/multipart 0.5%
  • CVE-2026-97031 High 7.5 Reject malformed ECH outer extension references in crypto/tls 0.5%
  • CVE-2026-56866 High 7.5 HTTP/1 client connection desynchronization after CONNECT rejection in net/http 0.5%
  • CVE-2026-56866 High 7.5 HTTP/1 client connection desynchronization after CONNECT rejection in net/http 0.5%
  • CVE-2026-56857 Critical 9.8 Root.Mkdir(All) can follow junctions out of the root on Windows in os 0.6%
  • CVE-2026-56857 Critical 9.8 Root.Mkdir(All) can follow junctions out of the root on Windows in os 0.6%
  • CVE-2026-78659 High 7.5 HTTP/2 server memory exhaustion due to Trailer headers in net/http 0.6%
  • CVE-2026-78659 High 7.5 HTTP/2 server memory exhaustion due to Trailer headers in net/http 0.6%
  • CVE-2026-97030 Medium 6.1 Recognize yield as regexp preceder keyword in html/template 0.3%
  • CVE-2026-94448 Medium 6.1 Reset context tracking on consecutive template expressions in html/template 0.3%
  • CVE-2026-56860 Medium 5.9 Avoid quadratic complexity in resolvePath in net/url 0.5%
  • CVE-2026-56858 Medium 6.1 Fix Javascript regexp context tracking in html/template 0.3%
  • CVE-2026-56862 High 7.5 Limit handshake messages we are willing to accept post-handshake in crypto/tls 0.6%
  • CVE-2026-56853 High 7.5 Apply ReadHeaderTimeout when doing unencrypted HTTP/2 check in net/http 0.6%
  • CVE-2026-56859 High 7.5 Add recursion depth guard during decode in encoding/xml 0.6%
  • CVE-2026-33818 High 7.5 Enforce maximum recursion depth in encoding/asn1 0.6%
  • CVE-2026-46600 High 7.5 Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage 0.5%
  • CVE-2026-42505 Medium 5.3 Invoking Encrypted Client Hello privacy leak in crypto/tls 0.4%