FreeBSD -- pf silently ignores certain rules

Problem Description: A regression in the way hashes were calculated caused rules containing the address range syntax x.x.x.x - y.y.y.y that only differ in the address ranges involved to be silently dropped as duplicates. Only the first of such rules is actually loaded into pf. Ranges expressed...

FreeBSD -- Remote denial of service via null pointer dereference

Problem Description: On a system exposing an NVMe/TCP target, a remote client can trigger a kernel panic by sending a CONNECT command for an I/O queue with a bogus or stale CNTLID. Impact: An attacker with network access to the NVMe/TCP target can trigger an unauthenticated Denial of Service...

FreeBSD -- TCP: remotely exploitable DoS vector (mbuf leak)

Problem Description: When a challenge ACK is to be sent tcprespond constructs and sends the challenge ACK and consumes the mbuf that is passed in. When no challenge ACK should be sent the function returns and leaks the mbuf. Impact: If an attacker is either on path with an established TCP...

dnsmasq -- multiple vulnerabilities

Simon Kelley reports: Today, 11th May 2026 CERT is releasing a set of six CVEs for serious security vulnerabilities in dnsmasq. These are all long-standing bugs which apply to pretty much all non-ancient versions. Christopher Cullen and Molly Jaconski write, in Vulnerability Note VU471747:...

Gitlab -- vulnerabilities

Gitlab reports: Improper Handling of Parameters issue in Jira Connect installations impacts GitLab CE/EE Cross-Site Request Forgery issue in GLQL API impacts GitLab CE/EE HTML Injection in vulnerability report impacts GitLab EE Denial of Service issue in GraphQL API impacts GitLab CE/EE Improper...

FreeBSD -- Remote code execution via RPCSEC_GSS packet validation

Problem Description: Each RPCSECGSS data packet is validated by a routine which checks a signature in the packet. This routine copies a portion of the packet into a stack buffer, but fails to ensure that the buffer is sufficiently large, and a malicious client can trigger a stack overflow. Notabl...

Mozilla -- Multiple vulnerabilities

CVE-2026-4721: Memory safety bugs. Potential arbitrary code execution. CVE-2026-4709: Incorrect boundary conditions in the Audio/Video: GMP component. CVE-2026-4707: Incorrect boundary conditions in the Graphics: Canvas2D component. CVE-2026-4706: Incorrect boundary conditions in the Graphics:...

Mozilla -- Multiple vulnerabilities

CVE-2026-4729: Memory safety bugs CVE-2026-4728: Spoofing issue in the Privacy: Anti-Tracking component. CVE-2026-4727: Denial-of-service in the Libraries component in NSS. CVE-2026-4726: Denial-of-service in the XML component. CVE-2026-4725: Sandbox escape due to use-after-free in the Graphics:...

Mozilla -- Multiple vulnerabilities

CVE-2026-4688: Sandbox escape due to use-after-free in Disability Access APIs. CVE-2026-4695: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-4697: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-4700: Mitigation bypass in the...

(lib)tiff -- Integer Overflow or Wraparound

PrymEvol and Quang Luong reports: A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the putcontig8bitYCbCr44tile function by providing a specially crafted TIFF file. This flaw can lead to an out-of-bounds heap write due to incorrec...

Python -- configparser vulnerable to excessive CPU use

Stan Ulbrych reports: configparser.RawConfigParser.OPTCRE,OPTCRENV regexes are vulnerable to quadratic backtracking...

chromium -- security fixes

Chrome Releases reports: This update includes 8 security fixes: 485397284 High CVE-2026-4673: Heap buffer overflow in WebAudio. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-02-18 488188166 High CVE-2026-4674: Out of bounds read in CSS. Reported by Syn4pse on 2026-02-27 488270257 High...

Python -- The webbrowser.open() API allows leading dashes

https://github.com/python/cpython/pull/143931 reports: The webbrowser.open API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing to...

Python -- HTTP proxy CONNECT tunnel does not sanitize CR/LF

Seth Larson reports: HTTP proxy via "CONNECT" tunneling doesn't sanitize CR/LF CVE-2026-1502...

traefik -- Multiple vulnerabilities

The traefik project releases a new version addressing multiple CVEs: CVE-2026-32595 BasicAuth Middleware Timing Attack CVE-2026-32305 Potential mTLS Bypass via Fragmented TLS ClientHello CVE-2026-32695 Details not yet available...

UniFi Network Application - Multiple vulnerabilities

https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b reports: An Authenticated NoSQL Injection vulnerability found in UniFi Network Application could allow a malicious actor with authenticated access to the network to escalate privileges. A...

chromium -- security fixes

Chrome Releases reports: This update includes 26 security fixes: 475877320 Critical CVE-2026-4439: Out of bounds memory access in WebGL. Reported by Goodluck on 2026-01-15 485935305 Critical CVE-2026-4440: Out of bounds read and write in WebGL. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on...

nghttp2 -- CWE-617: Reachable Assertion

https://github.com/nghttp2/nghttp2/security/advisories/GHSA-6933-cjhr-5qg6 reports: nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops reading the incoming data when user facing public API nghttp2sessionterminatesessi...

Roundcube -- Multiple vulnerabilities

The Roundcube project reports: pre-auth arbitrary file write via unsafe deserialization in redis/memcache session handler password could get changed without providing the old password IMAP Injection + CSRF bypass in mail search remote image blocking bypass via various SVG animate attributes remot...

jenkins -- multiple vulnerabilities

Jenkins Security Advisory 2026-03-18: SECURITY-3657 / CVE-2026-33001: Arbitrary file write vulnerability through specially crafted archives in Jenkins High SECURITY-3674 / CVE-2026-33002: DNS rebinding vulnerability in WebSocket CLI origin validation in Jenkins High...

giflib -- Buffer Overflow vulnerability

https://github.com/zakkanijia/POC/blob/main/giflib/giftool/giflibgiftoolgcelenheapoobwritedisclosure.md reports: Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block...

chromium -- security fix

Chrome Releases reports: This update includes 1 security fix: 491421267 High CVE-2026-3909: Out of bounds write in Skia. Reported by Google Threat Analysis Group on 2026-03-10...

OpenSSL -- key agreement vulnerability

The OpenSSL project reports: TLS 1.3 server may choose unexpected key agreement group Low An OpenSSL TLS 1.3 server may fail to negotiate the expected preferred key exchange group when its key exchange group configuration includes the default by using the "DEFAULT" keyword...

chromium -- security fixes

Chrome Releases reports: This update includes 2 security fixes: 491421267 High CVE-2026-3909: Out of bounds write in Skia. Reported by Google on 2026-03-10 491410818 High CVE-2026-3910: Inappropriate implementation in V8. Reported by Google on 2026-03-10...

curl -- Multiple vulnerabilties

The curl project reports: use after free in SMB connection reuse wrong proxy connection reuse with credentials token leak with redirect and netrc bad reuse of HTTP Negotiate connection...

Gitlab -- vulnerabilities

Gitlab reports: Cross-site Scripting issue in Markdown placeholder processing impacts GitLab CE/EE Denial of Service issue in GraphQL API impacts GitLab CE/EE Denial of Service issue in repository archive endpoint impacts GitLab CE/EE Denial of Service issue in protected branches API impacts GitL...

firefox -- Memory safety bugs

https://bugzilla.mozilla.org/buglist.cgi?bugid=2017513%2C2017622%2C2019341 reports: Memory safety bugs present in Firefox 148.0.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code...

Firefox -- Same-origin policy bypass

https://bugzilla.mozilla.org/showbug.cgi?id=2018400 reports: Same-origin policy bypass in the CSS Parsing and Computation component...

chromium -- security fixes

Chrome Releases reports: This update includes 29 security fixes: 483445078 Critical CVE-2026-3913: Heap buffer overflow in WebML. Reported by Tobias Wienand on 2026-02-10 481776048 High CVE-2026-3914: Integer overflow in WebML. Reported by cinzinga on 2026-02-04 483971526 High CVE-2026-3915: Heap...

xrdp -- Multiple vulnerabilities

xrdp project reports: This release includes 8 security fixes: CVE-2026-32105 CVE-2026-32107 CVE-2026-32623 CVE-2026-32624 CVE-2026-33145 CVE-2026-32516 CVE-2026-32689 CVE-2026-35512...

homebox -- multiple vulnerabilities

Homebox reports: HIGH CVE-2026-27981: Auth Rate Limit Bypass via IP Spoofing MODERATE CVE-2026-27600: Blind SSRF MODERATE CVE-2026-26272: Stored XSS via HTML/SVG Attachment Upload...

gstreamer1 -- multiple vulnerabilities

The GStreamer project reports multiple security vulnerabilities fixed in the 1.28.1 release: Twelve security vulnerabilities were addressed, including: Out-of-bounds reads and writes in the H.266 video parser, WAV parser, MP4 and ASF demuxers, and DVB subtitle decoder. Integer overflows in the RI...

Gitlab -- vulnerabilities

Gitlab reports: Cross-site Scripting issue in Mermaid sandbox impacts GitLab CE/EE Denial of Service issue in container registry impacts GitLab CE/EE Denial of Service issue in Jira events endpoint impacts GitLab CE/EE Regular Expression Denial of Service issue in GitLab merge requests impacts...

mail/mailpit -- Server-Side Request Forgery (SSRF) via Link Check API

Mailpit author reports: The Link Check API /api/v1/message/ID/link-check is vulnerable to Server-Side Request Forgery SSRF. The server performs HTTP HEAD requests to every URL found in an email without validating target hosts or filtering private/internal IP addresses. The response returns status...

Mozilla -- Multiple vulnerabilities

CVE-2026-2809: Memory safety bug in the JavaScript: WebAssembly component. CVE-2026-2808: Integer overflow in the JavaScript: Standard Library component...

Firefox -- Multiple vulnerabilities

CVE-2026-2807: Memory safety bugs present in Firefox 147 and Thunderbird 147 CVE-2026-2806: Uninitialized memory in the Graphics: Text component. CVE-2026-2805: Invalid pointer in the DOM: Core & HTML component. CVE-2026-2804: Use-after-free in the JavaScript: WebAssembly component. CVE-2026-2803...

Mozilla -- Undefined behavior in the DOM: Core & HTML component

https://bugzilla.mozilla.org/showbug.cgi?id=2014593 reports: Undefined behavior in the DOM: Core & HTML component...

FreeBSD -- Jail chroot escape via fd exchange with a different jail

Problem Description: If two sibling jails are restricted to separate filesystem trees, which is to say that neither of the two jail root directories is an ancestor of the other, jailed processes may nonetheless be able to access a shared directory via a nullfs mount, if the administrator has...

Mozilla -- Integer overflow

https://bugzilla.mozilla.org/showbug.cgi?id=2009552 reports: Integer overflow in the Libraries component in NSS...

FreeBSD -- Local DoS and possible privilege escalation via routing sockets

Problem Description: The rtsockmsgbuffer function serializes routing information into a buffer. As a part of this, it copies sockaddr structures into a sockaddrstorage structure on the stack. It assumes that the source sockaddr length field had already been validated, but this is not necessarily...

Vaultwarden -- Multiple vulnerabilities

The Vaultwarden project reports: GHSA-w9f8-m526-h7fh. This vulnerability would allow an attacker to access a cipher from a different user fully encrypted if they already know its internal UUID. GHSA-h4hq-rgvh-wh27. This vulnerability allows an attacker with manager-level access within an...

py-ormar -- vulnerabilities

https://github.com/ormar-orm/ormar/security/advisories reports: SQL Injection in aggregate functions min and max Pydantic Validation Bypass via pkonly and excluded Kwargs Injection in Model Constructor...

chromium -- security fixes

Chrome Releases reports: This update includes 3 security fixes: 477033835 High CVE-2026-2648: Heap buffer overflow in PDFium. Reported by soiax on 2026-01-19 481074858 High CVE-2026-2649: Integer overflow in V8. Reported by JunYoung Park@candymate of KAIST Hacking Lab on 2026-02-03 476461867 Medi...

jenkins -- multiple vulnerabilities

Jenkins Security Advisory: Description High SECURITY-3669 / CVE-2026-27099 Stored XSS vulnerability in node offline cause description Medium SECURITY-3658 / CVE-2026-27100 Build information disclosure vulnerability through Run Parameter...

go-ethereum -- vulnerabilities

https://github.com/ethereum/go-ethereum/security/advisories reports: DoS via malicious p2p message CVE-2026-26313 DoS via malicious p2p message CVE-2026-26314 Improper ECIES Public Key Validation in RLPx Handshake CVE-2026-26315...

PowerDNS -- vulnerabilities

PowerDNS Team reports: CVE-2026-33257: Insufficient input validation of internal webserver CVE-2026-33260: Insufficient input validation of internal webserver CVE-2026-33608: Incomplete domain name sanitization during Bind autosecondary zone transfer CVE-2026-33609: LDAP DN injection...

Mozilla -- Heap buffer overflow

https://bugzilla.mozilla.org/showbug.cgi?id=2014390 reports: Heap buffer overflow in libvpx...

openexr -- buffer overflow in istream_nonparallel_read on invalid input data

Cary Phillips reports: openexr v3.4.5 ... fixes an incorrect size check in istreamnonparallelread that could lead to a buffer overflow on invalid input data...

chromium -- security fix

Chrome Releases reports: This update includes 1 security fix: 483569511 High CVE-2026-2441: Use after free in CSS. Reported by Shaheen Fazim on 2026-02-11...

Grafana -- XSS in Grafana Explore stack trace

https://grafana.com/security/security-advisories/cve-2025-41117 reports: Stack traces in Grafana's Explore Traces view can be rendered as raw HTML, and thus inject malicious JavaScript in the browser. This would require malicious JavaScript to be entered into the stack trace field. Only datasourc...