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CVE-2026-2109

A vulnerability was identified in jsbroks COCO Annotator up to 0.11.1. Affected is an unknown function of the file /api/undo/ of the component Delete Category Handler. Such manipulation of the argument ID leads to improper authorization. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4655ce69e252db55e3c941cff98b6d1a62c472ecd3ca4f70d49dfa7256b5b590
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":5.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":5.5,"vectorString":"AV:N/AC:L/Au:S/C:N/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/0/cvssV4_0
cwe · 2 assertions

{"cweId":"CWE-266","description":"Incorrect Privilege Assignment","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-285","description":"Improper Authorization","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:jsbroks:coco_annotator:*:*:*:*:*:*:*:*"],"modules":["Delete Category Handler"],"product":"COCO Annotator","vendor":"jsbroks","versions":[{"status":"affected","version":"0.11.0"},{"status":"affected","version":"0.11.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":5.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":5.5,"vectorString":"AV:N/AC:L/Au:S/C:N/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-266","description":"Incorrect Privilege Assignment","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-285","description":"Improper Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"tags":["exploit"],"url":"https://github.com/nmmorette/vulnerability-research/blob/main/BFLA%20COCO%20Annotator%20in%20DELETE%20api%20undo/BFLA%20COCO%20Annotator%20in%20DELETE%20api%20undo%202f1ef09b8736807aa1f7ede4b64fa35d.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/references/3
{"name":"VDB-344685 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/?ctiid.344685"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/references/1
{"name":"VDB-344685 | jsbroks COCO Annotator Delete Category undo improper authorization","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/?id.344685"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/references/0
{"name":"Submit #745579 | coco-annotator v0.11.1 Broken Function Level Authorization","tags":["third-party-advisory"],"url":"https://vuldb.com/?submit.745579"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fe909171b0dbc0dd4b17f89519b0b8956d262710a2254b51f37186d93859627 · sha256:4e2c05c705299fb0… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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