Critical security advisoryCriticalFlagged by our vulnerability database: PHP2Shell is on CISA’s exploited list. Most WordPress hosting runs PHP. See if your site is affectedFlagged by our vulnerability database: PHP2Shell is being exploited. DetailsExploited: PHP2Shell. Check your site
HuttenlocherTechnologies
Updated 15 min ago

Vulnerability database

Every flaw the U.S. government’s cybersecurity agency (CISA) has confirmed attackers are using, plus the new WordPress plugin and theme bugs published each day, sorted by what they mean for a small business. We refresh it twice a day. If you see something your website or office runs, tell us.

1,766exploited flaws on CISA’s list
37added in the last 30 days
544new WordPress flaws this week
391,181entries in the database

10 results

  • Sep 30, 2026sogo_yhn configures SOGo with a parameter that forces the request with HTTP header "x-webobjects-remote-user" to be treated as sent by a verified user without pCVE-2026-74864 · Other software · YunoHost-Apps · reported by cvd@cert.plCritical 9.3

    sogo_yhn configures SOGo with a parameter that forces the request with HTTP header "x-webobjects-remote-user" to be treated as sent by a verified user without performing password validation. Since Nginx does not strip this header, any client can supply it arbitrarily and gain access as any user, including a privileged user, without providing a password. This issue was fixed in version 5.8.0~ynh9.

    Product
    sogo_yhn
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 20, 2026WebOb provides objects for HTTP requests and responses.CVE-2026-54770 · Other software · Pylons · reported by GitHubMedium 6.1

    WebOb provides objects for HTTP requests and responses. Prior to 1.8.11, Response._make_location_absolute() in src/webob/response.py checks a Location value for a URI scheme or leading double slash before urllib.parse.urljoin() strips leading C0 control characters and spaces. An attacker-controlled value such as a space followed by a protocol-relative or absolute URL can therefore bypass SCHEME_RE and startswith("//") checks and be normalized to an off-host redirect. Request.relative_url() and webob.exc._HTTPMove subclasses, including HTTPFound, are also affected because they use the same unsafe URL joining behavior or bypass the earlier normalization path. An unauthenticated attacker who can influence an application's redirect target can send users to an attacker-controlled host for phishing or OAuth and SSO token theft, but exploitation requires the user to follow the redirect. This issue is fixed in version 1.8.11.

    Product
    webob
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 22, 2026WebOb provides objects for HTTP requests and responses.CVE-2026-44889 · Other software · Pylons · reported by GitHubMedium 6.1

    WebOb provides objects for HTTP requests and responses. Prior to 1.8.10, the normalization of the HTTP Location header during a redirect is vulnerable to an open redirect: WebOb joins the redirect target to the request URI using Python's urljoin, and since Python 3.10 the underlying urlsplit strips ASCII tab, carriage return, and newline characters before parsing, so a redirect target containing such characters can be reinterpreted as a protocol-relative URL whose authority is an attacker-controlled host. This bypasses the CVE-2024-42353 fix that escaped a leading double slash, allowing an attacker who influences the redirect location to send users to an arbitrary external site instead of the intended one. This vulnerability is fixed in 1.8.10.

    Product
    webob
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 14, 2024WebOb provides objects for HTTP requests and responses.CVE-2024-42353 · Other software · Pylons · reported by GitHubMedium 6.1

    WebOb provides objects for HTTP requests and responses. When WebOb normalizes the HTTP Location header to include the request hostname, it does so by parsing the URL that the user is to be redirected to with Python's urlparse, and joining it to the base URL. `urlparse` however treats a `//` at the start of a string as a URI without a scheme, and then treats the next part as the hostname. `urljoin` will then use that hostname from the second part as the hostname replacing the original one from the request. This vulnerability is patched in WebOb version 1.8.8.

    Product
    webob
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 14, 2022Project Wonder WebObjects 1.0 through 5.4.3 is vulnerable to Arbitrary HTTP Header injection and URL- or Header-based XSS reflection in all web-server adaptor iCVE-2022-37724 · Computers, phones & browsers · Apple · reported by MITREMedium 6.1

    Project Wonder WebObjects 1.0 through 5.4.3 is vulnerable to Arbitrary HTTP Header injection and URL- or Header-based XSS reflection in all web-server adaptor interfaces.

    Product
    Webobjects
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 22, 2016LiveTime/WebObjects/LiveTime.woa/wa/DownloadAction/downloadFile in Micro Focus Novell Service Desk before 7.2 allows remote authenticated users to conduct HiberCVE-2016-1595 · Other software · Novell · reported by security@opentext.comMedium 6.5

    LiveTime/WebObjects/LiveTime.woa/wa/DownloadAction/downloadFile in Micro Focus Novell Service Desk before 7.2 allows remote authenticated users to conduct Hibernate Query Language (HQL) injection attacks and obtain sensitive information via the entityName parameter.

    Product
    Service Desk
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 9, 2011Cross-site scripting (XSS) vulnerability in Apple WebObjects 5.2 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectCVE-2011-3998 · Computers, phones & browsers · Apple · reported by vultures@jpcert.or.jpMedium 4.3

    Cross-site scripting (XSS) vulnerability in Apple WebObjects 5.2 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

    Product
    Webobjects
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 14, 2008The WOHyperlink implementation in WebObjects in Apple Xcode tools before 3.1 appends local session IDs to generated non-local URLs, which allows remote attackerCVE-2008-2318 · Computers, phones & browsers · Apple · reported by MITREMedium 5

    The WOHyperlink implementation in WebObjects in Apple Xcode tools before 3.1 appends local session IDs to generated non-local URLs, which allows remote attackers to obtain potentially sensitive information by reading the requests for these URLs.

    Product
    Xcode
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 23, 2006Xcode Tools before 2.3 for Mac OS X 10.4, when running the WebObjects plugin, allows remote attackers to access or modify WebObjects projects through a network CVE-2006-1466 · Computers, phones & browsers · Apple · reported by MITREMedium 4

    Xcode Tools before 2.3 for Mac OS X 10.4, when running the WebObjects plugin, allows remote attackers to access or modify WebObjects projects through a network service.

    Product
    Xcode
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 4, 2000Buffer overflow in WebObjects.exe in the WebObjects Developer 4.5 package allows remote attackers to cause a denial of service via an HTTP request with long heaCVE-2000-0299 · Computers, phones & browsers · Apple · reported by MITREMedium 5

    Buffer overflow in WebObjects.exe in the WebObjects Developer 4.5 package allows remote attackers to cause a denial of service via an HTTP request with long headers such as Accept.

    Product
    Webobjects
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.

Where this comes from: the exploited list is CISA’s Known Exploited Vulnerabilities catalog. Everything else is the whole National Vulnerability Database, where each record is published by the team that found the bug (Wordfence, Patchstack, WPScan, the vendors themselves and others); we show who. Exploit odds are FIRST’s EPSS, updated daily. Titles and categories are ours, so check the linked record before acting on a detail. For a write-up of the big ones, see our advisories. Every vendor, and every WordPress plugin and theme with a recorded flaw, also has its own page. All of it is free to reuse as JSON, CSV or RSS.

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