Security readout for executives and security teams
Plain-English summary
Kentico Xperience sites on affected versions may mishandle line breaks in redirect-related URL query strings. An attacker could inject HTTP headers, which can support follow-on web attacks. The available sources rate this as medium severity and do not show confirmed active exploitation.
Executive priority
Treat this as a timely patching item for public Kentico sites, not an emergency based on current evidence. Prioritize environments handling customer sessions, authentication flows, or sensitive redirects because header injection can amplify other web risks.
Technical view
CVE-2022-50682 is a CWE-93 CRLF injection issue in the Kentico Xperience routing engine. The bundle describes improper encoding of URL query string redirects. CVSS 4.0 is 6.9 with network access, low complexity, no privileges, and no user interaction required.
Likely exposure
Organizations running Kentico Xperience, especially internet-facing deployments, should verify whether they are on version 13.0.79 or earlier. The source bundle’s affected-version metadata is incomplete, but the advisory title identifies Kentico Xperience <= 13.0.79.
Exploitation context
The provided sources do not indicate active exploitation, and the CVE is not listed as KEV in the bundle. The plausible impact is HTTP header injection and related web application attack chaining, depending on deployment behavior and surrounding controls.
Researcher notes
Evidence is limited to the CVE bundle, Kentico hotfix page, and VulnCheck advisory reference. The affected-version field in the bundle is not precise, while the advisory title states <=13.0.79. No exploit details, proof of concept, or in-the-wild exploitation are provided.
Mitigation direction
- Check Kentico’s hotfix guidance for the fixed version and upgrade path.
- Prioritize updating internet-facing Kentico Xperience instances at or below 13.0.79.
- Review redirect and routing customizations for unsafe query string handling.
- Use normal change control and test the hotfix in staging first.
Validation and detection
- Inventory all Kentico Xperience instances and record exact hotfix levels.
- Compare versions against Kentico hotfix guidance and the <=13.0.79 advisory scope.
- Confirm exposed sites have been updated beyond the affected hotfix level.
- Review web logs for unusual redirect query strings containing encoded line breaks.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CWE-93: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-50682 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.9 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
6.9MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- Kentico DevNet HotfixesCVE reference · vendor-advisory, patch
- VulnCheck Advisory: Kentico Xperience <= 13.0.79 Routing Engine CRLF InjectionCVE reference · third-party-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of CRLF Sequences ('CRLF Injection')
Improper Neutralization of CRLF Sequences ('CRLF Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.