[UPDATE] [medium] Gitea: Multiple vulnerabilities
An attacker can exploit multiple vulnerabilities in Gitea to potentially gain elevated privileges, bypass security measures, or manipulate and disclose data.
CSIRTS triage
- What
- An attacker can exploit multiple vulnerabilities in Gitea to potentially gain elevated privileges, bypass security measures, or manipulate and disclose data.
- Who is affected
- Deployments of Gitea are affected by these vulnerabilities.
- Urgency
- Remediation is urgent due to the potential for privilege escalation and data manipulation.
- Action
- Update to the latest version of Gitea to mitigate these vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1637
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-287440.45% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-207060.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-257140.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-262310.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.
- Moderate exploitation riskCVE-2026-277711.4% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 70% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-277830.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-286990.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-28744 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-20706 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-25714 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-26231 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-27771 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-27783 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-28699 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- highGHSA-8qw8-rq86-9pc2: Gitea has insufficient permission checks for Composer package source linksghsa
- highCVE-2026-28744: Gitea versions up to and including 1.26.1 allow Git smart HTTP requests authenticated with bea…nvd
- highCVE-2026-28699: Gitea versions up to and including 1.26.1 allow OAuth2 access token scope enforcement to be by…nvd
- mediumCVE-2026-27783: Gitea versions up to and including 1.26.1 do not enforce repository-unit authorization on issu…nvd
- highCVE-2026-27771: Gitea versions up to and including 1.26.1 have insufficient permission checks for Composer pac…nvd
- highCVE-2026-26231: Gitea versions up to and including 1.26.1 allow the Allow edits from maintainers permission pa…nvd
- mediumCVE-2026-25714: Gitea versions up to and including 1.26.1 do not apply public-only token filtering consistentl…nvd
- criticalCVE-2026-20706: Gitea versions up to and including 1.26.1 allow repository archive downloads to bypass token s…nvd
Recent advisories for Gitea
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownexploitedGitea security advisory (AV26-845)cccs · 2026-08-25
- criticalexploitedCVE-2026-60004: Gitea Code Injection Vulnerabilitycisa-kev · 2026-08-25
- high[UPDATE] [high] Gitea: Vulnerability allows bypassing of security measurescert-bund · 2026-08-21
- high[NEW] [high] Gitea: Multiple vulnerabilitiescert-bund · 2026-08-17
- medium[NEW] [medium] Gitea: Multiple Vulnerabilities Enable Information Disclosurecert-bund · 2026-08-14
- high[NEW] [high] Gitea: Multiple vulnerabilitiescert-bund · 2026-08-14
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