CVE-2019-13516

mediumpriority · track · 35EPSS 0.007 · 51 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.66% (51st) EPSS

CVSS 6.8 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

In OSIsoft PI Web API and prior, the affected product is vulnerable to a direct attack due to a cross-site request forgery protection setting that has not taken effect.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedPI Web APIcisa_csaf_ot
OSIsoft recommends users upgrade to PI Web API 2018 SP1 or later to resolve these issues. To download PI Web API 2018 SP1, please access the OSIsoft customer portal (login required).
MitigationPI Web APIcisa_csaf_ot
Also be sure to clear existing entries in the Debug log.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.07.8highCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-352USprimaryCWE-693USCWE-693US

affected products (4)

Products and version ranges known to be affected.

PI Web API: 2018 and priorall versionscisa_csaf_otUS
OSIsoft LLC PI Web API≤ 2018cisa_csaf_otUS
n/a OSIsoft PI Web API≤ PI Web API 2018 and prior.enisa_euvdEU
osisoft pi web api≤ 2018nvdUScpe:2.3:a:osisoft:pi_web_api:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-19-225-02OSIsoft PI Web API2019-08-13icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities may allow direct attacks against the product and disclose sensitive information.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2019-08-15modified 2026-06-17

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+10362 more

references (6)

External citations — patches, advisories, analysis.

https://nvd.nist.gov/vuln/detail/CVE-2019-13516 cnnvd
https://www.auscert.org.au/bulletins/ESB-2019.3105/cnnvd
https://www.osisoft.com/Patchcnnvd
https://www.us-cert.gov/ics/advisories/icsa-19-225-02 cnnvd
https://www.us-cert.gov/ics/advisories/icsa-19-225-02 enisa_euvd
https://www.us-cert.gov/ics/advisories/icsa-19-225-02MitigationThird Party AdvisoryUS Government Resourcenvd

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