Vulnerability index

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Go HIGH 7.8
CVE-2026-39822

On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a pat…

Fix: 1.25.12 / 1.26.5+
Fix from $1,950 2026-07-08
Go MEDIUM 5.3
CVE-2026-42505

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in…

Fix: 1.25.12 / 1.26.5+
Fix from $1,600 2026-07-08
Tiff HIGH 7.5
CVE-2026-46604

The TIFF decoder can panic when decoding an invalid image with an out-of-bounds strip offset.

Fix: 0.43.0+
Fix from $1,950 2026-06-26
Go HIGH 7.5
CVE-2023-54365

Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard libr…

Fix: 1.20.10 / 1.21.3+
Fix from $1,950 2026-06-23
Net CRITICAL 9.6
CVE-2026-39821

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode("xn--exampl…

Fix: 0.55.0+
Fix from $2,300 2026-05-22
Net MEDIUM 6.1
CVE-2026-27136

Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in app…

Fix: 0.55.0+
Fix from $1,600 2026-05-22
Net MEDIUM 6.1
CVE-2026-42502

Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in app…

Fix: 0.55.0+
Fix from $1,600 2026-05-22
Net MEDIUM 6.1
CVE-2026-42506

Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in app…

Fix: 0.55.0+
Fix from $1,600 2026-05-22
Net MEDIUM 6.5
CVE-2026-25680

Parsing arbitrary HTML can consume excessive CPU time, possibly leading to denial of service.

Fix: 0.55.0+
Fix from $1,600 2026-05-22
Net MEDIUM 6.1
CVE-2026-25681

Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in app…

Fix: 0.55.0+
Fix from $1,600 2026-05-22
Crypto HIGH 7.5
CVE-2026-46597

An incorrectly placed cast from bytes to int allowed for server-side panic in the AES-GCM packet decoder for well-crafted inputs.

Fix: 0.52.0+
Fix from $1,950 2026-05-22
Crypto MEDIUM 5.3
CVE-2026-46598

For certain crafted inputs, a 'ed25519.PrivateKey' was created by casting malformed wire bytes, leading to a panic when used.

Fix: 0.52.0+
Fix from $1,600 2026-05-22
Crypto CRITICAL 10.0
CVE-2026-46595

Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than pu…

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto CRITICAL 9.1
CVE-2026-42508

Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are check…

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto CRITICAL 9.1
CVE-2026-39834

When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the w…

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto MEDIUM 5.3
CVE-2026-39835

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client pr…

Fix: 0.52.0+
Fix from $1,600 2026-05-22
Crypto CRITICAL 9.1
CVE-2026-39830

A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. The blocked gor…

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto CRITICAL 9.1
CVE-2026-39832

When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destinatio…

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto CRITICAL 9.1
CVE-2026-39831

The Verify() method for FIDO/U2F security key types ([email protected], [email protected]) did not check the User Presence …

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto CRITICAL 9.1
CVE-2026-39833

The in-memory keyring returned by NewKeyring() silently accepted keys with the ConfirmBeforeUse constraint but never enforced it. The key would sign …

Fix: 0.52.0+
Fix from $2,300 2026-05-22
Crypto HIGH 7.5
CVE-2026-39829

The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA param…

Fix: 0.52.0+
Fix from $1,950 2026-05-22
Crypto MEDIUM 6.3
CVE-2026-39828

When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentia…

Fix: 0.52.0+
Fix from $1,600 2026-05-22
Crypto MEDIUM 6.5
CVE-2026-39827

An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the…

Fix: 0.52.0+
Fix from $1,600 2026-05-22
Go HIGH 7.5
CVE-2026-42499

Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.

Fix: 1.25.10 / 1.26.3+
Fix from $1,950 2026-05-07
Go HIGH 7.5
CVE-2026-42501

A malicious module proxy can exploit a flaw in the go command's validation of module checksums to bypass checksum database validation. This vulnerabi…

Fix: 1.25.10 / 1.26.3+
Fix from $1,950 2026-05-07
Go HIGH 7.5
CVE-2026-39820

Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations.

Fix: 1.25.10 / 1.26.3+
Fix from $1,950 2026-05-07
Go HIGH 7.5
CVE-2026-39836

The Dial and LookupPort functions panic on Windows when provided with an input containing a NUL (0).

Fix: 1.25.10 / 1.26.3+
Fix from $1,950 2026-05-07
Go MEDIUM 6.1
CVE-2026-39823

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's <content> attribute. If the URL content were t…

Fix: 1.25.10 / 1.26.3+
Fix from $1,600 2026-05-07
Go MEDIUM 6.1
CVE-2026-39826

If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the ex…

Fix: 1.25.10 / 1.26.3+
Fix from $1,600 2026-05-07
Go MEDIUM 5.3
CVE-2026-39819

The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with access to t…

Fix: 1.25.10 / 1.26.3+
Fix from $1,600 2026-05-07