Low
Weblate leaks information via screenshots
Type: advisorySources: OSV
Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after guessing their filename. This vulnerability is fixed in 5.15.2.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-21889
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 5 Nov 2026, 03:31 UTC · Revision 1
Source evidence
Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after guessing their filename. This vulnerability is fixed in 5.15.2.
osv:CVE-2026-21889
Complete source record
{
"id": "571db31860dbb41440a4c3dda221ae665fb04974cdfbdc2812760a8bddd5cc68",
"url": "https://osv.dev/vulnerability/CVE-2026-21889",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Weblate leaks information via screenshots",
"summary": "Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after guessing their filename. This vulnerability is fixed in 5.15.2.",
"evidence": "osv:CVE-2026-21889",
"products": [],
"severity": "low",
"structured": {
"id": "CVE-2026-21889",
"aliases": [
"CVE-2026-21889",
"GHSA-3g2f-4rjg-9385",
"PYSEC-2026-2037"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/weblateorg/weblate",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "ea5645608b4a40f055efd2042b3c44b6fafe134d"
},
{
"fixed": "a6eb5fd0299780eca286be8ff187dc2d10feec47"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:weblate:weblate:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "5.15.2"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "a6eb5fd0299780eca286be8ff187dc2d10feec47"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"weblate-5.15.1",
"weblate-5.15",
"weblate-5.14.1",
"weblate-5.14",
"weblate-5.13.2",
"weblate-5.13.1",
"weblate-5.13",
"weblate-5.12.2",
"weblate-5.12.1",
"weblate-5.12",
"weblate-5.11.1",
"weblate-5.11",
"weblate-5.10.3",
"weblate-5.10.2",
"weblate-5.10.1",
"weblate-5.10",
"weblate-5.9.2",
"weblate-5.9.1",
"weblate-5.9",
"weblate-5.8.2",
"weblate-5.8.1",
"weblate-5.8",
"weblate-5.7.2",
"weblate-5.7.1",
"weblate-5.7",
"weblate-5.6.1",
"weblate-5.6",
"weblate-5.5.5",
"weblate-5.5.4",
"weblate-5.5.3",
"weblate-5.5.2",
"weblate-5.5.1",
"weblate-5.5",
"weblate-5.4",
"weblate-5.3",
"weblate-5.2.1",
"weblate-5.2",
"weblate-5.1.1",
"weblate-5.1",
"weblate-5.0.2",
"weblate-5.0.1",
"weblate-4.18.1",
"weblate-4.18",
"weblate-4.17",
"weblate-4.16.2",
"weblate-4.16.1",
"weblate-4.16",
"weblate-4.15.1",
"weblate-4.15",
"weblate-4.14.2",
"weblate-4.14.1",
"weblate-4.14",
"weblate-4.13.1",
"weblate-4.13",
"weblate-4.12.1",
"weblate-4.12",
"weblate-4.11.2",
"weblate-4.11.1",
"weblate-4.11",
"weblate-4.10.1",
"weblate-4.10",
"weblate-4.9.1",
"weblate-4.9",
"weblate-4.8.1",
"weblate-4.8",
"weblate-4.7.2",
"weblate-4.7.1",
"weblate-4.7",
"weblate-4.6",
"weblate-4.5.2",
"weblate-4.5.1",
"weblate-4.5",
"weblate-4.4.1",
"weblate-4.4",
"weblate-4.3.2",
"weblate-4.3.1",
"weblate-4.3",
"weblate-4.2.1",
"weblate-4.2",
"weblate-4.1.1",
"weblate-4.1",
"weblate-4.0.2",
"weblate-4.0.1",
"weblate-4.0",
"weblate-3.11.1",
"weblate-3.11",
"weblate-3.10.2",
"weblate-3.10.1",
"weblate-3.10",
"weblate-3.9.1",
"weblate-3.9",
"weblate-3.8",
"weblate-3.7.1",
"weblate-3.7",
"weblate-3.6.1",
"weblate-3.6",
"weblate-3.5.1",
"weblate-3.5",
"weblate-3.4",
"weblate-3.3",
"weblate-3.2.1",
"weblate-3.2",
"weblate-3.1.1",
"weblate-3.1",
"weblate-3.0.1",
"weblate-3.0",
"weblate-2.20",
"weblate-2.19.1",
"weblate-2.19",
"weblate-2.18",
"weblate-2.17",
"weblate-2.16",
"weblate-2.15",
"weblate-2.14.1",
"weblate-2.14",
"weblate-2.13.1",
"weblate-2.13",
"weblate-2.12",
"weblate-2.11",
"weblate-2.10",
"weblate-2.9",
"weblate-2.8",
"weblate-2.7",
"weblate-2.5",
"weblate-2.4",
"weblate-2.3",
"weblate-2.2",
"weblate-2.1",
"weblate-1.9",
"weblate-1.8",
"weblate-1.7",
"weblate-1.6",
"weblate-1.5",
"weblate-1.4",
"weblate-1.3",
"weblate-1.2",
"weblate-1.1",
"weblate-1.0",
"weblate-0.9",
"weblate-0.8",
"weblate-0.6",
"weblate-0.5",
"weblate-0.3",
"weblate-0.2",
"weblate-0.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-21889.json"
}
}
],
"modified": "2026-10-28T02:30:42.338931565Z",
"provider": "osv",
"references": [
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21889.json",
"https://github.com/WeblateOrg/weblate/security/advisories/GHSA-3g2f-4rjg-9385",
"https://nvd.nist.gov/vuln/detail/CVE-2026-21889",
"https://github.com/WeblateOrg/weblate/commit/a6eb5fd0299780eca286be8ff187dc2d10feec47",
"https://github.com/WeblateOrg/weblate/pull/17516"
],
"provider_metadata": {
"cwe_ids": [
"CWE-284"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21889.json"
}
},
"related_cves": [
{
"value": "CVE-2026-21889",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 509855,
"published_at": "2026-01-14T16:28:30.208+00:00"
}