Ghost CMS SQL injection flaw exploited in large-scale ClickFix campaign
A significant SQL injection vulnerability in Ghost CMS is being exploited in a large-scale ClickFix campaign. The flaw affects numerous domains, including those of prestigious universities and various companies. Website administrators are urged to upgrade to the latest version to mitigate risks and secure their sites.
- ▪The SQL injection vulnerability, identified as CVE-2026-26980, allows attackers to read arbitrary data from the website database.
- ▪More than 700 domains have been impacted, including sites belonging to Harvard and Oxford universities.
- ▪The recommended action for website administrators is to upgrade to Ghost CMS version 6.19.1 or later and rotate all previously used keys.
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Record
| Original publisher | BleepingComputer |
| Canonical URL | https://www.bleepingcomputer.com/news/security/ghost-cms-sql-injection-flaw-exploited-in-large-scale-clickfix-campaign/ |
| Publication time | Mon, 25 May 2026 01:32:27 +0000 |
| Retrieval time | 2026-05-25T02:07:35.197Z |
| Last seen | 2026-05-25T02:07:35.197Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | P844rCgm7zGI |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Ghost CMS SQL injection flaw exploited in large-scale ClickFix campaign By Bill Toulas May 24, 2026 10:12 AM 0 A large-scale campaign is exploiting a critical SQL injection vulnerability (CVE-2026-26980) in Ghost CMS to inject malicious JavaScript code that triggers ClickFix attack flows. The campaign was discovered by XLab threat intelligence researchers at Chinese cybersecurity company Qianxin, who confirmed impact on more than 700 domains, including university portals, AI/SaaS companies, media outlets, fintech firms, security sites, and personal blogs. According to the researchers, threat actors planted malicious code on the websites of Harvard University, Oxford University, Auburn University, and DuckDuckGo.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at BleepingComputer.
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