- Published
- Source
- CSO Online UK
- Reported by
- 3 publishers
- Filed under
- UK industry, Malware & exploits
- Vulnerabilities
- 1 CVE
GitLab on Wednesday published updated versions of its Community Edition (CE) and Enterprise Edition (EE) that address a dozen bugs and security issues, including some that allow various unauthenticated actions. The most serious of the security issues, labeled critical in severity, is CVE-2026-110264, an integer overflow issue. “GitLab has remediated an issue that, under certain conditions, could have allowed an unauthenticated user to execute arbitrary code on the GitLab server due to integer overflow when compiling a specially crafted regular…
If you run the affected product
- Find every instance – especially the ones reachable from the internet.
- Apply the vendor's patch or mitigation now: exploited flaws are fixed in days, not at the next patch cycle.
- Then check for signs it was used before you patched: web shells, new accounts, unusual outbound traffic.
More helpCISA's Known Exploited Vulnerabilities catalogue (opens in a new tab)
Also reported by 2 more publishers
The vulnerabilities in this story
CVE-2026-110264 in the NVD (opens in a new tab)
- CVSS10.0Critical
- CISA KEVNot listedno confirmed exploitation on CISA’s list (yet)
Exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog (CC0). Exploit prediction: EPSS by FIRST. This product uses the NVD API but is not endorsed or certified by the NVD.
Defender’s notebook
The attacker technique behind this story, in MITRE’s terms – and what to check in your own estate.
Exploit Public-Facing Application
Initial AccessWhat a defender checks
- Find every internet-facing instance of the affected product.
- Patch, or apply the vendor's mitigation now – CISA's KEV list gives a deadline.
- Look for signs it was exploited before you patched: web shells, new accounts, odd outbound traffic.
Build the skillBlue Team Analyst · Vulnerability Management
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