Security readout for executives and security teams
Plain-English summary
CVE-2022-2510 is a medium-severity XSS issue in BlueSpice’s ExtendedSearch extension. A crafted search term in the Special:SearchCenter URL can inject arbitrary HTML, potentially exposing information if a user opens the affected search page. The known impact is limited confidentiality loss, not system takeover.
Executive priority
Treat this as a moderate web application risk. It is not described as actively exploited, but public BlueSpice instances should be checked and remediated through vendor guidance because XSS can support phishing, session abuse, or data exposure.
Technical view
The issue is CWE-79 cross-site scripting affecting Hallo Welt! GmbH BlueSpice versions 3 and 4. The CVSS 3.1 score is 4.3 with network attack vector, low complexity, no privileges required, and user interaction required. The vulnerable surface is Special:SearchCenter search-term handling in Extension:ExtendedSearch.
Likely exposure
Exposure is most likely in organizations running BlueSpice 3 or 4 with Extension:ExtendedSearch enabled, especially if Special:SearchCenter is reachable by users or visitors. Public-facing wikis have broader exposure than internal-only deployments.
Exploitation context
The bundle does not cite active exploitation, and the CVE is not marked KEV. Exploitation requires a user to interact with a crafted URL. Available evidence supports potential reflected XSS behavior, but does not provide exploit prevalence or observed attacks.
Researcher notes
Key constraints are PR:N and UI:R with C:L only. The source bundle names affected BlueSpice versions 3 and 4 but does not include CPEs, fixed versions, or detailed remediation text. Avoid assuming patch status beyond the vendor advisory.
Mitigation direction
- Identify BlueSpice 3 and 4 deployments using Extension:ExtendedSearch.
- Review the vendor advisory for fixed versions or official mitigation guidance.
- Prioritize public-facing or broadly accessible wiki instances first.
- Limit access to Special:SearchCenter where business use permits.
- Educate users not to open unsolicited BlueSpice search links.
Validation and detection
- Confirm the deployed BlueSpice major version and enabled extensions.
- Check whether Special:SearchCenter is reachable to unauthenticated or broad user groups.
- Review vendor advisory status against the installed BlueSpice build.
- Inspect web logs for unusual Special:SearchCenter URL search terms.
- Verify remediation using a safe, non-payload regression test.
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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-2022-2510 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A: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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2022-01CVE reference · x_refsource_CONFIRM
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 Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.