cloudflare Vulnerability Advisory Catalog

Total 61 security vulnerabilities recorded for cloudflare software and firmware.

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Component: pingora

A cache poisoning vulnerability has been found in the Pingora HTTP proxy frameworkโ€™s default cache key construction. The issue occurs because the defa...

๐Ÿ“… 2026-03-05
CVSS 8.1 Dossier →
CVE-2026-2835 CRITICAL
Component: pingora

An HTTP Request Smuggling vulnerability (CWE-444) has been found in Pingora's parsing of HTTP/1.0 and Transfer-Encoding requests. The issue occurs due...

๐Ÿ“… 2026-03-05
CVSS 9.1 Dossier →
CVE-2026-2833 CRITICAL
Component: pingora

An HTTP request smuggling vulnerability (CWE-444) was found in Pingora's handling of HTTP/1.1 connection upgrades. The issue occurs when a Pingora pro...

๐Ÿ“… 2026-03-05
CVSS 9.1 Dossier →
CVE-2026-1229 CRITICAL
Component: circl

The CombinedMult function in the CIRCL ecc/p384 package (secp384r1 curve) produces an incorrect value for specific inputs. The issue is fixed by using...

๐Ÿ“… 2026-02-24
CVSS 9.8 Dossier →
CVE-2026-0933 CRITICAL
Component: wrangler

SummaryA command injection vulnerability (CWE-78) has been found to exist in the `wrangler pages deploy` command. The issue occurs because the `--comm...

๐Ÿ“… 2026-01-20
CVSS 9.9 Dossier →
Component: gokey

In gokey versions <0.2.0, a flaw in the seed decryption logic resulted in passwords incorrectly being derived solely from the initial vector and the...

๐Ÿ“… 2025-12-02
CVSS 5.5 Dossier →
CVE-2025-7054 MEDIUM
Component: quiche

Cloudflare quiche was discovered to be vulnerable to an infinite loop when sending packets containing RETIRE_CONNECTION_ID frames. QUIC connections p...

๐Ÿ“… 2025-08-07
CVSS 6.5 Dossier →
Component: quiche

Impact Cloudflare quiche was discovered to be vulnerable to incorrect congestion window growth, which could cause it to send data at a rate faster th...

๐Ÿ“… 2025-06-18
CVSS 7.5 Dossier →
CVE-2025-4820 MEDIUM
Component: quiche

Impact Cloudflare quiche was discovered to be vulnerable to incorrect congestion window growth, which could cause it to send data at a rate faster th...

๐Ÿ“… 2025-06-18
CVSS 5.3 Dossier →
CVE-2025-6087 CRITICAL
Component: create-cloudflare

A Server-Side Request Forgery (SSRF) vulnerability was identified in the @opennextjs/cloudflare package. The vulnerability stems from an unimplemented...

๐Ÿ“… 2025-06-16
CVSS 9.1 Dossier →
CVE-2025-4366 MEDIUM
Component: pingora

A request smuggling vulnerability identified within Pingoraโ€™s proxying framework, pingora-proxy, allows malicious HTTP requests to be injected via man...

๐Ÿ“… 2025-05-22
CVSS 6.1 Dossier →
CVE-2025-4144 CRITICAL
Component: workers-oauth-provider

PKCE was implemented in the OAuth implementation in workers-oauth-provider that is part of MCP framework https://github.com/cloudflare/workers-mcp . ...

๐Ÿ“… 2025-05-01
CVSS 9.8 Dossier →
CVE-2025-4143 MEDIUM
Component: workers-oauth-provider

The OAuth implementation in workers-oauth-provider that is part of MCP framework https://github.com/cloudflare/workers-mcp , did not correctly valida...

๐Ÿ“… 2025-05-01
CVSS 6.1 Dossier →
Component: octorpki

When copying files with rsync, octorpki uses the "-a" flag 0, which forces rsync to copy binaries with the suid bit set as root. Since the provided se...

๐Ÿ“… 2025-01-29
CVSS 7.5 Dossier →
Component: warp

Improper Privilege Management vulnerability in Cloudflare WARP on Windows allows File Manipulation. User with a low system privilegesย  can create a s...

๐Ÿ“… 2025-01-22
CVSS 7.1 Dossier →
CVE-2024-1765 MEDIUM
Component: quiche

Cloudflare Quiche (through version 0.19.1/0.20.0) was affected by an unlimited resource allocation vulnerability causing rapid increase of memory usag...

๐Ÿ“… 2024-03-12
CVSS 5.9 Dossier →
Component: quiche

Cloudflare quiche was discovered to be vulnerable to unbounded storage of information related to connection ID retirement, which could lead to excessi...

๐Ÿ“… 2024-03-12
CVSS 3.7 Dossier →
Component: cloudflare

The Cloudflare Wordpress plugin was found to be vulnerable to improper authentication. The vulnerability enables attackers with a lower privileged acc...

๐Ÿ“… 2024-01-29
CVSS 8.1 Dossier →
CVE-2023-6992 MEDIUM
Component: zlib

Cloudflare version of zlib library was found to be vulnerable to memory corruption issues affecting the deflation algorithm implementation (deflate.c)...

๐Ÿ“… 2024-01-04
CVSS 4.0 Dossier →
Component: wrangler

The V8 inspector intentionally allows arbitrary code execution within the Workers sandbox for debugging. wrangler dev would previously start an inspec...

๐Ÿ“… 2023-12-29
CVSS 8.5 Dossier →
CVE-2023-7079 MEDIUM
Component: wrangler

Sending specially crafted HTTP requests and inspector messages to Wrangler's dev server could result in any file on the user's computer being accessib...

๐Ÿ“… 2023-12-29
CVSS 6.4 Dossier →
Component: miniflare

Sending specially crafted HTTP requests to Miniflare's server could result in arbitrary HTTP and WebSocket requests being sent from the server. If Min...

๐Ÿ“… 2023-12-29
CVSS 7.5 Dossier →
CVE-2023-6193 MEDIUM
Component: quiche

quiche v. 0.15.0 through 0.19.0 was discovered to be vulnerable to unbounded queuing of path validation messages, which could lead to excessive resour...

๐Ÿ“… 2023-12-12
CVSS 5.3 Dossier →
CVE-2023-6180 MEDIUM
Component: boring

The tokio-boring library in version 4.0.0 is affected by a memory leak issue that can lead to excessive resource consumption and potential DoS by reso...

๐Ÿ“… 2023-12-05
CVSS 5.3 Dossier →
Page 1 of 3 (61 Total Records)